Ty me znas

Recording by Petr Muk.

Recording identifiers

ISRC
CZA230000144
CopyrightID (CopyrightChains transaction hash)
0x8a783f04898ef74e2c60e1af6ff2b86200c20a1f423f1b209141dbf88d0c95c4
Copyright registration time
2026-06-23T12:09:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:b79d24535d3475aa70ff39250ecc06865e7c3b4eba6746ee902752f6f25f4120

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.