The What

Recording by The Notorious B.I.G..

Recording identifiers

ISRC
USBB40580813
CopyrightID (CopyrightChains transaction hash)
0xba22065c84429cab16b127d21f6d48cf48dd36a90b713c7e205ca915089c101d
Copyright registration time
2026-06-01T18:25:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T16:51:38Z
Bitcoin block
956375
Canonical record hash
sha256:8a2c2f8a24dee2b44cd7946cdd6f9d7021d9ed35b2ad251888dda3a3926c70c2

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.