Warning

Recording by The Notorious B.I.G..

Recording identifiers

ISRC
USBB40580809
CopyrightID (CopyrightChains transaction hash)
0x11a8d8cfdb1d339e0318c864dfd16083b56eb99dde9cdf0fd34ffd4968c34ba6
Copyright registration time
2026-06-01T22:04:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:53abd76ba601d745e40bcc59cda80453f0e6222e5b1c4b813df10ae8d37eea59

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.