diff --git a/Cargo.lock b/Cargo.lock
index 078eb1132..7f18868ce 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1841,7 +1841,7 @@ version = "3.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "faf9468729b8cbcea668e36183cb69d317348c2e08e994829fb56ebfdfbaac34"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -2354,7 +2354,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
 dependencies = [
  "libc",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -3500,7 +3500,7 @@ version = "0.50.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7957b9740744892f114936ab4a57b3f487491bbeafaf8083688b16841a4240e5"
 dependencies = [
- "windows-sys 0.60.2",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -4290,7 +4290,7 @@ dependencies = [
  "errno",
  "libc",
  "linux-raw-sys",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -5220,17 +5220,26 @@ name = "taceo-oprf"
 version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "be862ba49094098f945f1375f704a2c47b4e267a6e564462a43ad142b4b1469e"
+dependencies = [
+ "taceo-oprf-types 0.10.1",
+]
+
+[[package]]
+name = "taceo-oprf"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "70f2d8a89181967875c3e130dca3d5e906e720b30568b82c68653c3048b1bb02"
 dependencies = [
  "taceo-oprf-client",
  "taceo-oprf-core",
- "taceo-oprf-types",
+ "taceo-oprf-types 0.11.0",
 ]
 
 [[package]]
 name = "taceo-oprf-client"
-version = "0.9.0"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "696c4b03e8b570d1d0486f7bc2273b85951b316d7f720fc2f95e79f2b053f649"
+checksum = "b1624edfd12063146c6f3614c659cb178a8ae82bfac72b751a72133136000866"
 dependencies = [
  "ark-ec",
  "ciborium",
@@ -5241,7 +5250,7 @@ dependencies = [
  "serde",
  "taceo-ark-babyjubjub",
  "taceo-oprf-core",
- "taceo-oprf-types",
+ "taceo-oprf-types 0.11.0",
  "taceo-poseidon2",
  "thiserror 2.0.18",
  "tokio",
@@ -5293,6 +5302,27 @@ dependencies = [
  "uuid",
 ]
 
+[[package]]
+name = "taceo-oprf-types"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b92ebe8693dfb75f2f1e7861785792747495f8f2be058ff07698f16046cb5fad"
+dependencies = [
+ "alloy",
+ "ark-ff 0.5.0",
+ "ark-serialize 0.5.0",
+ "async-trait",
+ "eyre",
+ "http",
+ "serde",
+ "taceo-ark-babyjubjub",
+ "taceo-ark-serde-compat",
+ "taceo-circom-types",
+ "taceo-groth16-sol",
+ "taceo-oprf-core",
+ "uuid",
+]
+
 [[package]]
 name = "taceo-poseidon2"
 version = "0.2.1"
@@ -5333,7 +5363,7 @@ dependencies = [
  "getrandom 0.4.1",
  "once_cell",
  "rustix",
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -6079,7 +6109,7 @@ dependencies = [
  "sha2",
  "strum",
  "subtle",
- "taceo-oprf",
+ "taceo-oprf 0.8.0",
  "thiserror 2.0.18",
  "tokio",
  "tokio-test",
@@ -6305,7 +6335,7 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22"
 dependencies = [
- "windows-sys 0.52.0",
+ "windows-sys 0.61.2",
 ]
 
 [[package]]
@@ -6688,9 +6718,9 @@ dependencies = [
 
 [[package]]
 name = "world-id-authenticator"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "07d061f3e1150294b0eaab3c3a8311343c144995097c6f08cd7babbe8610faca"
+checksum = "f1713b3c70d6f2822f8ec0c12e313a74616fce2aa86c5cb54a991d13be5fe625"
 dependencies = [
  "alloy",
  "anyhow",
@@ -6707,7 +6737,7 @@ dependencies = [
  "taceo-ark-babyjubjub",
  "taceo-eddsa-babyjubjub",
  "taceo-groth16-material",
- "taceo-oprf",
+ "taceo-oprf 0.10.0",
  "taceo-poseidon2",
  "thiserror 2.0.18",
  "tokio",
@@ -6718,9 +6748,9 @@ dependencies = [
 
 [[package]]
 name = "world-id-core"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a88fbe3660167654a014924faeeec87d7aebb9ff13a43dbb51958045f0aa3ed6"
+checksum = "c0f0b7dab893d2588e13b3d3a0c6259467c7079b7cbe4a41db5a6bf4a04f46be"
 dependencies = [
  "taceo-eddsa-babyjubjub",
  "world-id-authenticator",
@@ -6730,9 +6760,9 @@ dependencies = [
 
 [[package]]
 name = "world-id-primitives"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "022157c68f1c49bb3d7256b9199174d6de6cc9d4b07c5ea757f2f6b35597b4a2"
+checksum = "8a38588112438f94966aef95559b48a0c3d4ae627c0ebc680ae4739ca0538c29"
 dependencies = [
  "alloy",
  "alloy-primitives",
@@ -6758,7 +6788,7 @@ dependencies = [
  "taceo-eddsa-babyjubjub",
  "taceo-groth16-material",
  "taceo-groth16-sol",
- "taceo-oprf",
+ "taceo-oprf 0.10.0",
  "taceo-poseidon2",
  "thiserror 2.0.18",
  "url",
@@ -6767,9 +6797,9 @@ dependencies = [
 
 [[package]]
 name = "world-id-proof"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "091e4902d84a827900db7f030fc6bb3f9705e0abe6d20aca943148727bb625b8"
+checksum = "c0685fc6fcb0fef10a7caa80f7d4ac09727ee582934c2da39bdd82a423ab7abe"
 dependencies = [
  "ark-bn254",
  "ark-ec",
@@ -6785,7 +6815,7 @@ dependencies = [
  "taceo-circom-types",
  "taceo-eddsa-babyjubjub",
  "taceo-groth16-material",
- "taceo-oprf",
+ "taceo-oprf 0.10.0",
  "taceo-poseidon2",
  "tar",
  "thiserror 2.0.18",
diff --git a/Cargo.toml b/Cargo.toml
index 3895f85b3..8e302b56f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -22,7 +22,7 @@ alloy-core = { version = "1", default-features = false, features = [
 ] }
 alloy-primitives = { version = "1", default-features = false }
 uniffi = { version = "0.31", features = ["tokio"] }
-world-id-core = { version = "0.6", default-features = false }
+world-id-core = { version = "0.7", default-features = false }
 
 # internal
 walletkit-core = { version = "0.11.1", path = "walletkit-core", default-features = false }
diff --git a/walletkit-core/src/credential.rs b/walletkit-core/src/credential.rs
index e478c7e48..4b72c297b 100644
--- a/walletkit-core/src/credential.rs
+++ b/walletkit-core/src/credential.rs
@@ -52,14 +52,10 @@ impl Credential {
         self.0.expires_at
     }
 
-    /// Returns the credential's `associated_data_hash` field element.
-    ///
-    /// This is a Poseidon2 commitment to the associated data (e.g. a PCP archive)
-    /// set by the issuer at issuance time. Returns `FieldElement::ZERO` if no
-    /// associated data was committed to.
+    /// Returns the associated-data commitment field element for this credential.
     #[must_use]
-    pub fn associated_data_hash(&self) -> FieldElement {
-        self.0.associated_data_hash.into()
+    pub fn associated_data_commitment(&self) -> FieldElement {
+        self.0.associated_data_commitment.into()
     }
 }
 
diff --git a/walletkit-core/tests/proof_generation_integration.rs b/walletkit-core/tests/proof_generation_integration.rs
index def118da1..1d9e3eb73 100644
--- a/walletkit-core/tests/proof_generation_integration.rs
+++ b/walletkit-core/tests/proof_generation_integration.rs
@@ -33,10 +33,9 @@ use alloy::signers::{local::PrivateKeySigner, SignerSync};
 use alloy::sol;
 use alloy_primitives::U160;
 use eyre::{Context as _, Result};
-use taceo_oprf::types::OprfKeyId;
 use walletkit_core::storage::cache_embedded_groth16_material;
 use walletkit_core::{defaults::DefaultConfig, Authenticator, Environment};
-use world_id_core::primitives::{rp::RpId, FieldElement, Nullifier};
+use world_id_core::primitives::{rp::RpId, FieldElement, Nullifier, OprfKeyId};
 use world_id_core::{
     requests::{ProofRequest, RequestItem, RequestVersion},
     Authenticator as CoreAuthenticator, EdDSAPrivateKey,