What This All Really Means

Recording by Nas.

Recording identifiers

ISRC
QMBZ92354774
CopyrightID (CopyrightChains transaction hash)
0x6ef1aee1a859577e2779d71b1ae3afa06bd4e8de2f00623131ed2a55e90d64de
Copyright registration time
2026-06-06T20:33:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:e9a51a8121b7039e570f8be94b10ee6c01e6916df5cc9cfa136e6081f2aebe6d

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.