Check Out Time

Recording by 2Pac.

Recording identifiers

ISRC
USKO10404423
CopyrightID (CopyrightChains transaction hash)
0x86173e335472db39b5ad0f5311dd54a9933101225ce82c47256a2f1b2d27faa3
Copyright registration time
2026-06-04T06:19:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:11706b17b49a10090beece1295f52dcfeda923db98206099a92c0473776fb033

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.