Szukamy siebie

Recording by Kasia Cerekwicka.

Recording identifiers

ISRC
PLB381000056
CopyrightID (CopyrightChains transaction hash)
0xce09e06d1182ad8d295c8ad0395b8e1e3af7a5d9cb24db4d3a1c3b78ab16a540
Copyright registration time
2026-07-08T00:03:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:ed3a8ef05ed3c4d63bc784a2fba7fa6f581aadca1c29798db08284bb370be460

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.