The Key

Recording by DJ Premier.

Recording identifiers

ISRC
TCAGH2231156
CopyrightID (CopyrightChains transaction hash)
0xca29ffd835815e7af0c4fffba9ad2c1eca23224a96405abf950eb445e82c47a6
Copyright registration time
2026-06-25T20:53:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:e614c67d920678a4084f7f5d1422546a8387537c89c7bd61bad2975f3d6c0622

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.