Test Subject

Recording by Work Music.

Recording identifiers

ISRC
GBPS83980472
CopyrightID (CopyrightChains transaction hash)
0xe41fdd82739233438cd90609c7acfc54e5346c9b385703f767f77aee04b7a1c1
Copyright registration time
2026-07-30T09:20:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T09:57:33Z
Bitcoin block
960240
Canonical record hash
sha256:ec15895cead071386a4086adc5282091d2126e41e05ade4d037949ed47a57f86

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.