Yesterday

Recording by Choo Jackson.

Recording identifiers

ISRC
USLD91701054
CopyrightID (CopyrightChains transaction hash)
0x085e76c83645741824b6ac0536f0c8e45b74427e509d725a2a8716027d7cfecf
Copyright registration time
2026-06-23T15:23:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c87b383d44f1ffa360ff6c77963d27f48938502593382095bce57738f9e5364b

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.