The Message

Recording by Nas.

Recording identifiers

ISRC
USSM19601363
CopyrightID (CopyrightChains transaction hash)
0x4932f066eb997c9f10cbdaeb8e9d987c99ced2e8405c45510b0766a7348bfe74
Copyright registration time
2026-06-01T11:40:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:476a80561b755b62bb6199ce1715a85db33fdd627520f657a6d66bafd3ff3b3d

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.