Estampie Janus

Recording by Richard I of England.

Recording identifiers

ISRC
BER180121512
CopyrightID (CopyrightChains transaction hash)
0xd60b0d18881cc3c8686cbf9ae44ca33c36d9fe254f0a900e21a603a7d38b417d
Copyright registration time
2026-06-22T05:13:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:558dcaf5235454b89b0caad6144e2ceedf62e4c450b7e527ee6152d7c302a27b

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.