The Recipe - Bonus Track

Recording by Kendrick Lamar.

Recording identifiers

ISRC
USUM71203149
CopyrightID (CopyrightChains transaction hash)
0x2a4f4413eea8fbdef98818971a6adda6af481c5a4002261dedfe785209f977ce
Copyright registration time
2026-06-01T10:05:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:eac76752ba94b5c63fc1b17e5ae2bd9ab73f5afe06964b5e66886d51ed887ce4

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.