Day 23

Recording by Ta-ku.

Recording identifiers

ISRC
USYBL1401946
CopyrightID (CopyrightChains transaction hash)
0xcf3162dc4798a71221e1c453117b1fba5362f6584b9a84590b7241aef73df006
Copyright registration time
2026-06-24T18:32:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:2bfe596d1406ee5b61147200262ae31ce04e0017b57b71d643eed34e36bc8a9c

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.