Jej glos po tamtej stronie

Recording by Małgorzata Ostrowska.

Recording identifiers

ISRC
PLA140116009
CopyrightID (CopyrightChains transaction hash)
0x8fc35bfb08c00df99c5234297db3c095de201b6536540322fa4b0bb391f6f94d
Copyright registration time
2026-07-29T11:36:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T12:41:21Z
Bitcoin block
960106
Canonical record hash
sha256:5b9d01fd176294d7aaf86f01ae4afd5578209f7fc8b602cc421b44003c639350

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.