scroll-tech · hero78119 · Mar 6, 2026 · Mar 7, 2026 · Mar 7, 2026 · Mar 7, 2026
diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,12 +1,12 @@
 [workspace]
+exclude = ["ceno_recursion_v2", "ceno_recursion"]
 members = [
   "ceno_cli",
   "ceno_emul",
   "ceno_host",
   "ceno_serde",
   "ceno_rt",
   "ceno_zkvm",
-  "ceno_recursion",
   "derive",
   "examples-builder",
   "examples",
@@ -27,16 +27,17 @@ version = "0.1.0"
 ceno_crypto_primitives = { git = "https://github.com/scroll-tech/ceno-patch.git", package = "ceno_crypto_primitives", branch = "main" }
 ceno_syscall = { git = "https://github.com/scroll-tech/ceno-patch.git", package = "ceno_syscall", branch = "main" }
 
-ff_ext = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "ff_ext", tag = "v1.0.0-alpha.22" }
-mpcs = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "mpcs", tag = "v1.0.0-alpha.22" }
-multilinear_extensions = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "multilinear_extensions", tag = "v1.0.0-alpha.22" }
-p3 = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "p3", tag = "v1.0.0-alpha.22" }
-poseidon = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "poseidon", tag = "v1.0.0-alpha.22" }
-sp1-curves = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "sp1-curves", tag = "v1.0.0-alpha.22" }
-sumcheck = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "sumcheck", tag = "v1.0.0-alpha.22" }
-transcript = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "transcript", tag = "v1.0.0-alpha.22" }
-whir = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "whir", tag = "v1.0.0-alpha.22" }
-witness = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "witness", tag = "v1.0.0-alpha.22" }
+ff_ext = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "ff_ext", branch = "feat/bump-p3" }
+mpcs = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "mpcs", branch = "feat/bump-p3", features = ["whir"] }
+multilinear_extensions = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "multilinear_extensions", branch = "feat/bump-p3" }
+p3 = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "p3", branch = "feat/bump-p3" }
+p3-field = { version = "=0.4.1", default-features = false }
+poseidon = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "poseidon", branch = "feat/bump-p3" }
+sp1-curves = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "sp1-curves", branch = "feat/bump-p3" }
+sumcheck = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "sumcheck", branch = "feat/bump-p3" }
+transcript = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "transcript", branch = "feat/bump-p3" }
+whir = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "whir", branch = "feat/bump-p3" }
+witness = { git = "https://github.com/scroll-tech/gkr-backend.git", package = "witness", branch = "feat/bump-p3" }
 
 anyhow = { version = "1.0", default-features = false }
 bincode = "1"
@@ -60,7 +61,7 @@ proptest = "1"
 rand = "0.8"
 rand_chacha = { version = "0.3", features = ["serde1"] }
 rand_core = "0.6"
-rayon = "1.10"
+rayon = "^1.11"
 rustc-hash = "2.0.0"
 secp = "0.4.1"
 serde = { version = "1.0", features = ["derive", "rc"] }

diff --git a/ceno_cli/Cargo.toml b/ceno_cli/Cargo.toml
@@ -28,7 +28,6 @@ tikv-jemallocator = { version = "0.6", optional = true }
 
 ceno_emul = { path = "../ceno_emul" }
 ceno_host = { path = "../ceno_host" }
-ceno_recursion = { path = "../ceno_recursion" }
 ceno_zkvm = { path = "../ceno_zkvm" }
 
 openvm-circuit.workspace = true
@@ -49,7 +48,7 @@ mpcs.workspace = true
 vergen-git2 = { version = "9.1.0", features = ["build", "cargo", "rustc", "emit_and_set"] }
 
 [features]
-gpu = ["gkr_iop/gpu", "ceno_zkvm/gpu", "ceno_recursion/gpu", "dep:openvm-cuda-backend", "openvm-native-circuit/cuda"]
+gpu = ["gkr_iop/gpu", "ceno_zkvm/gpu", "dep:openvm-cuda-backend", "openvm-native-circuit/cuda"]
 jemalloc = ["dep:tikv-jemallocator", "ceno_zkvm/jemalloc"]
 jemalloc-prof = ["jemalloc", "tikv-jemallocator?/profiling"]
 nightly-features = [

diff --git a/ceno_cli/src/lib.rs b/ceno_cli/src/lib.rs
@@ -1 +1 @@
-pub mod sdk;
+// SDK temporarily disabled due to OpenVM dependency incompatibility
diff --git a/ceno_recursion/src/aggregation/internal.rs b/ceno_recursion/src/aggregation/internal.rs
@@ -19,7 +19,7 @@ use openvm_stark_sdk::{
     config::{FriParameters, baby_bear_poseidon2::BabyBearPoseidon2Config},
     openvm_stark_backend::p3_field::PrimeField32,
 };
-use p3::field::FieldAlgebra;
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
 use openvm_continuations::verifier::{
     common::{

diff --git a/ceno_recursion/src/aggregation/mod.rs b/ceno_recursion/src/aggregation/mod.rs
@@ -26,6 +26,7 @@ use openvm_continuations::{
         internal::types::{InternalVmVerifierInput, InternalVmVerifierPvs, VmStarkProof},
     },
 };
+use crate::field_ext::CanonicalFieldExt;
 #[cfg(feature = "gpu")]
 use openvm_cuda_backend::engine::GpuBabyBearPoseidon2Engine as BabyBearPoseidon2Engine;
 use openvm_native_circuit::{NativeBuilder, NativeConfig};
@@ -56,7 +57,7 @@ use openvm_stark_sdk::{
     openvm_stark_backend::keygen::types::MultiStarkVerifyingKey,
     p3_bn254_fr::Bn254Fr,
 };
-use p3::field::FieldAlgebra;
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 use serde::{Deserialize, Serialize};
 use std::{borrow::Borrow, sync::Arc, time::Instant};
 pub type RecPcs = Basefold<E, BasefoldRSParams>;
@@ -749,7 +750,7 @@ mod tests {
     use mpcs::{Basefold, BasefoldRSParams};
     use openvm_stark_backend::proof::Proof;
     use openvm_stark_sdk::{config::setup_tracing_with_log_level, p3_bn254_fr::Bn254Fr};
-    use p3::field::FieldAlgebra;
+    use p3_field::PrimeCharacteristicRing as FieldAlgebra;
     use std::fs::File;
 
     pub fn aggregation_inner_thread() {

diff --git a/ceno_recursion/src/arithmetics/mod.rs b/ceno_recursion/src/arithmetics/mod.rs
@@ -13,7 +13,8 @@ use openvm_native_recursion::{
     challenger::{FeltChallenger, duplex::DuplexChallengerVariable},
     vars::HintSlice,
 };
-use openvm_stark_backend::p3_field::{FieldAlgebra, FieldExtensionAlgebra};
+use openvm_stark_backend::p3_field::{FieldExtensionAlgebra, PrimeCharacteristicRing as FieldAlgebra};
+use crate::field_ext::CanonicalFieldExt;
 
 type E = BabyBearExt4;
 const MAX_NUM_VARS: usize = 25;
@@ -1066,7 +1067,8 @@ mod tests {
         conversion::{CompilerOptions, convert_program},
         ir::Ext,
     };
-    use p3::{babybear::BabyBear, field::FieldAlgebra};
+    use p3::babybear::BabyBear;
+    use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
     use crate::arithmetics::eval_stacked_wellform_address_vec;
 

diff --git a/ceno_recursion/src/basefold_verifier/field.rs b/ceno_recursion/src/basefold_verifier/field.rs
@@ -36,7 +36,7 @@ const TWO_ADIC_GENERATORS: [usize; 33] = [
 ];
 
 use openvm_native_compiler::prelude::*;
-use p3_field::FieldAlgebra;
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
 fn two_adic_generator<C: Config>(
     builder: &mut Builder<C>,
@@ -51,4 +51,4 @@ fn two_adic_generator<C: Config>(
         builder.set_value(&two_adic_generator, i, C::F::from_canonical_usize(TWO_ADIC_GENERATORS[i.value()]));
     });
     builder.get(&two_adic_generator, bits)
-}
+}
diff --git a/ceno_recursion/src/basefold_verifier/mmcs.rs b/ceno_recursion/src/basefold_verifier/mmcs.rs
@@ -95,7 +95,7 @@ pub mod tests {
     use openvm_native_circuit::{Native, NativeConfig};
     use openvm_native_compiler::asm::AsmBuilder;
     use openvm_native_recursion::hints::Hintable;
-    use p3::field::FieldAlgebra;
+    use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
     use super::{E, F, MmcsCommitment, MmcsVerifierInput, mmcs_verify_batch};
 

diff --git a/ceno_recursion/src/basefold_verifier/query_phase.rs b/ceno_recursion/src/basefold_verifier/query_phase.rs
@@ -9,12 +9,14 @@ use openvm_native_recursion::{
 use openvm_stark_sdk::p3_baby_bear::BabyBear;
 use p3::{
     commit::ExtensionMmcs,
-    field::{Field, FieldAlgebra},
+    field::Field,
 };
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 use serde::Deserialize;
 
 use super::{basefold::*, extension_mmcs::*, mmcs::*, rs::*, utils::*};
 use crate::{arithmetics::eq_eval_with_index, tower_verifier::binding::*};
+use crate::field_ext::CanonicalFieldExt;
 
 pub type F = BabyBear;
 pub type E = BabyBearExt4;

diff --git a/ceno_recursion/src/basefold_verifier/rs.rs b/ceno_recursion/src/basefold_verifier/rs.rs
@@ -4,7 +4,8 @@ use std::{cell::RefCell, collections::BTreeMap};
 use openvm_native_compiler::{asm::AsmConfig, prelude::*};
 use openvm_native_recursion::hints::Hintable;
 use openvm_stark_sdk::p3_baby_bear::BabyBear;
-use p3::field::{FieldAlgebra, extension::BinomialExtensionField};
+use p3::field::extension::BinomialExtensionField;
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 use serde::Deserialize;
 
 use super::{structs::*, utils::pow_felt_bits};
@@ -230,7 +231,8 @@ pub mod tests {
     use openvm_stark_sdk::{
         config::baby_bear_poseidon2::BabyBearPoseidon2Config, p3_baby_bear::BabyBear,
     };
-    use p3::field::{FieldAlgebra, extension::BinomialExtensionField};
+    use p3::field::extension::BinomialExtensionField;
+    use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
     type SC = BabyBearPoseidon2Config;
 

diff --git a/ceno_recursion/src/basefold_verifier/utils.rs b/ceno_recursion/src/basefold_verifier/utils.rs
@@ -1,6 +1,7 @@
 use openvm_native_compiler::ir::*;
 use openvm_native_recursion::vars::HintSlice;
-use p3::{babybear::BabyBear, field::FieldAlgebra};
+use p3::babybear::BabyBear;
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
 use crate::basefold_verifier::mmcs::MmcsProof;
 

diff --git a/ceno_recursion/src/basefold_verifier/verifier.rs b/ceno_recursion/src/basefold_verifier/verifier.rs
@@ -13,7 +13,7 @@ use openvm_native_recursion::challenger::{
     duplex::DuplexChallengerVariable,
 };
 use openvm_stark_sdk::p3_baby_bear::BabyBear;
-use p3::field::FieldAlgebra;
+use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 
 pub type F = BabyBear;
 pub type E = BabyBearExt4;
@@ -176,7 +176,8 @@ pub mod tests {
     use openvm_native_recursion::{challenger::duplex::DuplexChallengerVariable, hints::Hintable};
     use openvm_stark_backend::p3_challenger::GrindingChallenger;
     use openvm_stark_sdk::{config::baby_bear_poseidon2::Challenger, p3_baby_bear::BabyBear};
-    use p3::field::{Field, FieldAlgebra};
+    use p3::field::Field;
+    use p3_field::PrimeCharacteristicRing as FieldAlgebra;
     use rand::thread_rng;
     use serde::Deserialize;
     use transcript::{BasicTranscript, Transcript};

diff --git a/ceno_recursion/src/extensions/mod.rs b/ceno_recursion/src/extensions/mod.rs
@@ -17,7 +17,7 @@ mod tests {
     };
     use openvm_stark_backend::{
         config::StarkGenericConfig,
-        p3_field::{Field, FieldAlgebra},
+        p3_field::{Field, PrimeCharacteristicRing as FieldAlgebra},
     };
     use openvm_stark_sdk::{
         config::baby_bear_poseidon2::BabyBearPoseidon2Config, p3_baby_bear::BabyBear,

diff --git a/ceno_recursion/src/field_ext.rs b/ceno_recursion/src/field_ext.rs
@@ -0,0 +1,49 @@
+use openvm_stark_backend::p3_field::PrimeCharacteristicRing;
+
+pub trait CanonicalFieldExt: PrimeCharacteristicRing {
+    #[allow(clippy::inline_always)]
+    fn from_canonical_u64(value: u64) -> Self {
+        let mut v = value;
+        let mut result = Self::ZERO;
+        let mut base = Self::ONE;
+        while v > 0 {
+            if v & 1 == 1 {
+                result += base.clone();
+            }
+            base += base.clone();
+            v >>= 1;
+        }
+        result
+    }
+
+    #[inline(always)]
+    fn from_canonical_u32(value: u32) -> Self {
+        Self::from_canonical_u64(u64::from(value))
+    }
+
+    #[inline(always)]
+    fn from_canonical_u16(value: u16) -> Self {
+        Self::from_canonical_u64(u64::from(value))
+    }
+
+    #[inline(always)]
+    fn from_canonical_u8(value: u8) -> Self {
+        Self::from_canonical_u64(u64::from(value))
+    }
+
+    #[inline(always)]
+    fn from_canonical_usize(value: usize) -> Self {
+        Self::from_canonical_u64(value as u64)
+    }
+
+    #[inline(always)]
+    fn from_isize(value: isize) -> Self {
+        if value >= 0 {
+            Self::from_canonical_usize(value as usize)
+        } else {
+            -Self::from_canonical_usize(value.unsigned_abs() as usize)
+        }
+    }
+}
+
+impl<T> CanonicalFieldExt for T where T: PrimeCharacteristicRing {}
diff --git a/ceno_recursion/src/lib.rs b/ceno_recursion/src/lib.rs
@@ -2,6 +2,7 @@
 #![allow(clippy::too_many_arguments)]
 mod arithmetics;
 mod basefold_verifier;
+mod field_ext;
 pub mod constants;
 mod tower_verifier;
 mod transcript;

diff --git a/ceno_recursion/src/tower_verifier/program.rs b/ceno_recursion/src/tower_verifier/program.rs
@@ -12,7 +12,8 @@ use openvm_native_recursion::{
     challenger::{FeltChallenger, duplex::DuplexChallengerVariable},
     vars::HintSlice,
 };
-use openvm_stark_backend::p3_field::FieldAlgebra;
+use openvm_stark_backend::p3_field::PrimeCharacteristicRing as FieldAlgebra;
+use crate::field_ext::CanonicalFieldExt;
 const NATIVE_SUMCHECK_CTX_LEN: usize = 10;
 
 pub fn iop_verifier_state_verify<C: Config>(
@@ -435,7 +436,7 @@ pub fn verify_tower_proof<C: Config>(
 // use p3_baby_bear::BabyBear;
 // use p3_field::extension::BinomialExtensionField;
 // use p3_field::Field;
-// use p3_field::FieldAlgebra;
+// use p3_field::PrimeCharacteristicRing as FieldAlgebra;
 // use rand::thread_rng;
 //
 // type F = BabyBear;

diff --git a/ceno_recursion/src/transcript/mod.rs b/ceno_recursion/src/transcript/mod.rs
@@ -3,9 +3,8 @@ use openvm_native_compiler::prelude::*;
 use openvm_native_recursion::challenger::{
     CanObserveVariable, CanSampleBitsVariable, duplex::DuplexChallengerVariable,
 };
-use openvm_stark_backend::p3_field::FieldAlgebra;
-
 use crate::arithmetics::challenger_multi_observe;
+use crate::field_ext::CanonicalFieldExt;
 
 pub fn transcript_observe_label<C: Config>(
     builder: &mut Builder<C>,
@@ -54,32 +53,3 @@ pub fn transcript_check_pow_witness<C: Config>(
         builder.assert_eq::<Var<C::N>>(bit, Usize::from(0));
     });
 }
-
-pub fn clone_challenger_state<C: Config>(
-    builder: &mut Builder<C>,
-    src: &DuplexChallengerVariable<C>,
-) -> DuplexChallengerVariable<C> {
-    let dst = DuplexChallengerVariable::new(builder);
-    builder
-        .range(0, dst.sponge_state.len())
-        .for_each(|idx_vec, builder| {
-            let value = builder.get(&src.sponge_state, idx_vec[0]);
-            builder.set(&dst.sponge_state, idx_vec[0], value);
-        });
-
-    let input_offset = src.input_ptr - src.io_empty_ptr;
-    builder.assign(&dst.input_ptr, input_offset + dst.io_empty_ptr);
-
-    let output_offset = src.output_ptr - src.io_empty_ptr;
-    builder.assign(&dst.output_ptr, output_offset + dst.io_empty_ptr);
-    dst
-}
-
-pub fn challenger_add_forked_index<C: Config>(
-    builder: &mut Builder<C>,
-    challenger: &mut DuplexChallengerVariable<C>,
-    index: &Usize<C::N>,
-) {
-    let felt = builder.unsafe_cast_var_to_felt(index.get_var());
-    challenger.observe(builder, felt);
-}
diff --git a/ceno_recursion/src/zkvm_verifier/binding.rs b/ceno_recursion/src/zkvm_verifier/binding.rs
@@ -8,6 +8,7 @@ use crate::{
         },
         utils::read_hint_slice,
     },
+    field_ext::CanonicalFieldExt,
     tower_verifier::binding::{
         IOPProverMessage, IOPProverMessageVec, IOPProverMessageVecVariable, PointVariable,
         ThreeDimensionalVecVariable, ThreeDimensionalVector,
@@ -31,7 +32,7 @@ use openvm_native_recursion::{
     hints::{Hintable, VecAutoHintable},
     vars::HintSlice,
 };
-use openvm_stark_backend::p3_field::{FieldAlgebra, extension::BinomialExtensionField};
+use openvm_stark_backend::p3_field::{PrimeCharacteristicRing as FieldAlgebra, extension::BinomialExtensionField};
 use openvm_stark_sdk::p3_baby_bear::BabyBear;
 use p3::field::FieldExtensionAlgebra;
 use std::cmp::max;
Original file line number	Diff line number	Diff line change
		@@ -1 +1 @@
		pub mod sdk;
		// SDK temporarily disabled due to OpenVM dependency incompatibility