Wiecej

Recording by Michał Szczygieł.

Recording identifiers

ISRC
PLUM72100084
CopyrightID (CopyrightChains transaction hash)
0x3d5f74895cefa1e3b52ba51620a3115356a0d1d4fa2403a375d1510deefd1690
Copyright registration time
2026-07-07T00:27:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:6ed41310006ceee6d848b6ff0c3e2b5a68706989cbb6828462aaa9a7bdd49f44

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.