Bezsenność We Dwoje

Recording by Andrzej Zaucha.

Recording identifiers

ISRC
PLA391592311
CopyrightID (CopyrightChains transaction hash)
0x9f0e177b53cad4fa7ea3cf467113460bc426777d7b099dca3174ea915c8515f7
Copyright registration time
2026-07-30T18:13:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:b29554fb8d4cdbe0780b28e15957ea762be245026f9fe54fb603bbada7c3c568

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.