Marzenie

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

Recording identifiers

ISRC
PLJ051301409
CopyrightID (CopyrightChains transaction hash)
0x0be33b0c031e3c75024a6c4284de36a84cc35939dca6a63601cea2d4550bdc97
Copyright registration time
2026-07-31T13:08:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:26:30Z
Bitcoin block
960407
Canonical record hash
sha256:6da8da06b1132b26dc12df621c27421e17d56d196510fd15e8f35141283d6155

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.