Wyspa Man

Recording by Sidney Polak.

Recording identifiers

ISRC
PLB010900010
CopyrightID (CopyrightChains transaction hash)
0xfe2886ed8d71c45b77d1b83515f4798f049ee5ba2dec7f9d0be4f463f4c28c01
Copyright registration time
2026-06-26T07:59:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:3a1bfe9cbfff94791ed45669210f2dd306fe553e9ad9687c7778bb012753b3bc

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.