K.O. (feat. Big Sean)

Recording by 2 Chainz.

Recording identifiers

ISRC
USUYG1322811
CopyrightID (CopyrightChains transaction hash)
0x79dab6ad073421b4167aadcc6b3fec9ef623ae6d2e1c34f37ad1eb5e16ecdf97
Copyright registration time
2026-06-04T16:15:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:4b963cbdc9d86f3ab2d6399437d430a618e3d568c3d0914d0de5fa68493d728d

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.