Vrať Mi Zpět Můj Smích

Recording by Petra Černocká.

Recording identifiers

ISRC
CZA161100962
CopyrightID (CopyrightChains transaction hash)
0x025e456836226004854298b3db2df547db3e08423446146a44704a70d63fadcc
Copyright registration time
2026-06-17T10:15:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-17T19:07:14Z
Bitcoin block
954130
Canonical record hash
sha256:9ffc3fd1abeafb25bb2f55d6281035a7327d38d6db61d342a94df8a2acdd8a5c

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.