P.K.

Recording by Janek Gwizdala.

Recording identifiers

ISRC
QT3F42422419
CopyrightID (CopyrightChains transaction hash)
0x2f7bd11c0ba63cdabf51586cea62e18b38fab3d8fbe0d20b005da6e8f9b695a0
Copyright registration time
2026-06-20T09:23:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:6464b05dbaadbbd6fac17dda2ca4aa78328284ac42209119c2e2f85ef6c6c04c

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.