Day 26

Recording by Ta-ku.

Recording identifiers

ISRC
USYBL1401822
CopyrightID (CopyrightChains transaction hash)
0x55b2da9eac98c9d35ae9ee90c168a35ad3cae5f37ec061f60e5fd08014eabc56
Copyright registration time
2026-06-24T18:33:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:9b056b28b784620560fdf4c45a533ff322bce96225c916f620f0ca365c866d74

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.