Já světem táh' Jen tak s celtou

Recording by Michal Tučný.

Recording identifiers

ISRC
CZA168200013
CopyrightID (CopyrightChains transaction hash)
0xd3b34561d720a46a2961b40d6b6e7b42fa8afd37e9e8ee2f02f72233394e3588
Copyright registration time
2026-07-03T03:23:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:65d81d866c119fa84ab5e882e3a38ce9a99f649c14490b4ce8b1ae2366159089

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.