John T.

Recording by DJ Premier.

Recording identifiers

ISRC
TCAAZ1187260
CopyrightID (CopyrightChains transaction hash)
0x815e4c07c855d3c340765815babed3899c98f5df55c5f700f69554aa03a984b3
Copyright registration time
2026-06-21T17:48:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:e2038af7ceda286af95576206a98edbec893507cff0851fb26d2bc9b3e4cddb8

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.