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
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:01f64d6b95da2c2334033fe86cd51df8d772efc4da5d03841da4adbfe4e9ebb2

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.