Kto mi powie

Recording by Michał Bajor.

Recording identifiers

ISRC
PLB171300676
CopyrightID (CopyrightChains transaction hash)
0xe96b2b2d1ef3f7e0a180f51149d05f84ac8b6eebfe6263b54d8ea89a4d1529d5
Copyright registration time
2026-07-29T16:47:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:50b3960ea46387ceb8fd2c872eacd68133bdd87d78e63ac24aba655f1b60a744

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.