Module aph_config 

APH configuration constants — version pins, default TTLs, JCS profile.

Constants

ALG_EDDSA

Signature algorithm identifier — EdDSA (Ed25519).

ALG_ES256

Signature algorithm identifier — ES256 (p256 ECDSA over SHA-256).

APH_CONTEXT_V1

APH context URL (resolves to the published aph repo’s v1 JSON-LD context).

APH_CREDENTIAL_TYPE

JSON-LD type discriminator for an APH credential.

APH_DI_CRYPTOSUITE

cryptosuite identifier for Data Integrity Proof, JCS-canonicalized EdDSA.

APH_VERSION

APH protocol version pin. Bump only with coordinated rollout.

DEFAULT_MANDATE_TTL_SECONDS

Default mandate TTL: 24 hours. Per-channel adapter may override.

MAX_BODY_PREVIEW_BYTES

Maximum body size in bytes that a Verifier MUST accept without truncation requirement. Larger bodies still notarize but Verifiers MAY decline preview.

MAX_PREVIEW_LINES

Maximum body preview lines included in communication.preview field.

W3C_VC_CONTEXT_V2

W3C VC 2.0 context URL.