Raz sie wygrywa... a raz się wygrywa

Recording by Matek.

Recording identifiers

ISRC
PLD501700280
CopyrightID (CopyrightChains transaction hash)
0x9e203c7ad56a5b71b6952994e170c9fba4cf3241943734e65bebe6c3dd1de554
Copyright registration time
2026-07-07T12:22:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:71932ca4b0c0785785c471a4a0bf029bfc5eed9ac085affb8869e8b64465d1ad

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.