Mix It Up

Recording by Chief Keef.

Recording identifiers

ISRC
QMRSZ1802655
CopyrightID (CopyrightChains transaction hash)
0xc455dfd1bd821c20154744952024667f18f4b092e839c30131fb52e6742339ac
Copyright registration time
2026-06-19T06:36:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:3f18c044f30323eefd89e1e62b4966bc2cb137b3c27d65f527467ebbdb6fdf6a

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.