Papa Doc

Recording by John Mackk.

Recording identifiers

ISRC
QZTAT2172265
CopyrightID (CopyrightChains transaction hash)
0xb92b1a0a2e88c71476ad731eb7250df7d8354fc178507600637706e7784fb23b
Copyright registration time
2026-06-20T12:48:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:239102be7df6fbc01fc9376894d5b5b1ac96a2206929b4754155e1fccc8e6551

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.