Orca

Recording by Johannes Brecht.

Recording identifiers

ISRC
CHC652200109
CopyrightID (CopyrightChains transaction hash)
0xd8c24201d522904e970bd329f231ec1c77e63f41431f39381ed592e9771ad074
Copyright registration time
2026-07-06T05:55:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:9de7a5bfd82e55a667d1d24c725cf1c22e802147b2af83e586ea1f734c89af38

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.