Walcz i wygrywaj

Recording by Drużyna Mistrzów.

Recording identifiers

ISRC
PLE951200960
CopyrightID (CopyrightChains transaction hash)
0x2c33e0a61933440af7081f34cf0ae56bee4aba8b2ed9f0ef34ebb15e0bfc5996
Copyright registration time
2026-06-08T02:58:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:91a24b4a08248ed0cdbb96770eb56ed11f6ba3db767faccf2b9e6901b458e4fc

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.