Wypijmy za błędy

Recording by Ryszard Rynkowski.

Recording identifiers

ISRC
PLB170800882
CopyrightID (CopyrightChains transaction hash)
0xff87b72d6176e5093b031b7d67d39c9a5da99dd6778f0996af025d472bbb7df9
Copyright registration time
2026-06-04T15:43:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b6aace5d0260def4ba7293135a6791058d2367ae62b07a63dd522789ffef61a6

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.