Oh No

Recording by Mos Def.

Recording identifiers

ISRC
USRW50200206
CopyrightID (CopyrightChains transaction hash)
0x20319427a9432ef46a302cc5c7a17d7a7eb27ad7559c8192fade152f9276f7c4
Copyright registration time
2026-06-04T07:07:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b980d6e63c0efc8a72ed05906e8fe22fe553d95aedb13402309753ce54f3938d

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.