Lay It on Back

Recording by Kurupt.

Recording identifiers

ISRC
USGZ21243258
CopyrightID (CopyrightChains transaction hash)
0xfeb1b634e7b6b2eac1a8d8828613bf9ed590baf4290c2ce16014c80b111f2155
Copyright registration time
2026-06-10T14:17:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:01399681f86fadbc3df9200e2629b96e1eb6f1f068b30a26893cca3348143777

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.