Certain Birds

Recording by Fish in a Birdcage.

Recording identifiers

ISRC
CAN112501163
CopyrightID (CopyrightChains transaction hash)
0x72a6cd799b22b02c06b13c4a8ad47490d8d90b366317560960a531920466137d
Copyright registration time
2026-06-04T12:48:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:242419fcfa18feffb11e6b7e4b5f5057389b2265391a1842554f389af99d5184

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.