Black Cotton

Recording by 2Pac.

Recording identifiers

ISRC
USIR10401033
CopyrightID (CopyrightChains transaction hash)
0x5574a9d2ecfd55bf040642e1b562c381d23a9a26403bc29bd6c6993ee7ec17cf
Copyright registration time
2026-06-04T14:43:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:f5a9056738be7e02ebff147158efcda3b92865a2c36b5a81c85e21fd8d609acf

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.