Un Un

Recording by Chief Keef.

Recording identifiers

ISRC
USZEG1501124
CopyrightID (CopyrightChains transaction hash)
0x9b2d1e8d8c39eb58ad76b65b483742e69b19d1915591d60b49893d5ea800cd81
Copyright registration time
2026-06-18T08:59:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:49db4eaa609c40183fc3fbbfea986e6a4178c0718f75fcd4d48677371d923305

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.