Pieść wieczorna

Recording by Artur Kaszowski; Jan Nowak; Aleksander Nowak; Wiesław Suruło; Mirosław Drak.

Recording identifiers

ISRC
PLJ051301410
CopyrightID (CopyrightChains transaction hash)
0x35149863a3cd60362a220298f55ac3c5a23484f108b3bdb59cbc4cf9b1d337d2
Copyright registration time
2026-07-31T15:39:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T15:59:18Z
Bitcoin block
960427
Canonical record hash
sha256:bb20b1c254bdfdc4d51eb1869a6c542eea08368ac92033a231471032b333ebc4

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.