2 Step

Recording by DJ Jazzy Jeff.

Recording identifiers

ISRC
QZ5UV1600027
CopyrightID (CopyrightChains transaction hash)
0x62596c8ee207fbf32f24587c39d8967114ba5025759a52cf045bf2140f92b511
Copyright registration time
2026-06-19T10:01:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:94df3409c49cf748a3df28e93fff649e22d2926a5f1decf1be0b1d26413a16c2

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.