Ty i Ja

Recording by Michał Bajor.

Recording identifiers

ISRC
PLB381900225
CopyrightID (CopyrightChains transaction hash)
0x94939d1df64343b45efce0ac48652fc18af0596e22d92f53a2925e04548762a7
Copyright registration time
2026-06-23T18:08:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:971a9795b207df1a8030639936a2fd5b50af201a8eedd51a2eda76b72dce5c7f

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.