squabble up

Recording by Kendrick Lamar.

Recording identifiers

ISRC
USUG12408508
CopyrightID (CopyrightChains transaction hash)
0xa4d21ea0568350c3992755f302c85a6baf93e9ef7bd6c0066f2817c3eae4b9fa
Copyright registration time
2026-06-01T13:35:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:50d87954ffa22cbcfa13fb393b3c7a399a03b522d6808ae06f64769cc62b8000

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.