Day 41

Recording by Ta-ku.

Recording identifiers

ISRC
USYBL1401837
CopyrightID (CopyrightChains transaction hash)
0xe371980a6c992fd1fc21f44e97acb4ed39a22529a8da9a74b79b736cb7836d12
Copyright registration time
2026-07-06T18:55:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:eba97a52783681f60523fa67d428d545300d80cc09179cbc27fd394d0167b422

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.