Chapter Six

Recording by Kendrick Lamar.

Recording identifiers

ISRC
USUYG1008105
CopyrightID (CopyrightChains transaction hash)
0x276724fb5fa92e09a931a29d94ca9bc556c241f556b37b41a6dc9079cc7e6018
Copyright registration time
2026-06-01T08:01:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:4ea37caaa1fb059d636d74e81a77e2467e31d4bfcea00955c796fcde706187cc

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.