JAK TO BYŁO

Recording by Okekel.

Recording identifiers

ISRC
PLC062364489
CopyrightID (CopyrightChains transaction hash)
0x0d78b5403840fc623f19093d9a418642a2ef14f5a8b4e5f0e4c96bd01e8e7433
Copyright registration time
2026-06-18T22:44:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:72650646d8cf728d68f095ccd6463a48af4a43826dc4c3095082284a0a5aa1a1

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.