Żuk

Recording by Michał Bajor.

Recording identifiers

ISRC
PLB170800112
CopyrightID (CopyrightChains transaction hash)
0x84128e72f4928820ef54102a1e7d9fa80222489640faa68d94cbb75811b708db
Copyright registration time
2026-07-07T20:57:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:576fc15a784221b383cf0f864caf07d84420d22630a9e50e6e1a1730ad1d11a4

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.