A Ty se ptas, co ja

Recording by Helena Vondráčková.

Recording identifiers

ISRC
CZA231202526
CopyrightID (CopyrightChains transaction hash)
0x2bd84e41ef17fe41527caed34ab725703cb407d1995ccd74a76365fe47f1b0b3
Copyright registration time
2026-07-06T10:57:33+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:07:00Z
Bitcoin block
957061
Canonical record hash
sha256:7d6d70b36322eb10fa3740bf86a154e854fc33f17dbbe3a0076212f7d95857ca

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.