Dovolená

Recording by Aleš Ulm.

Recording identifiers

ISRC
CZA168200344
CopyrightID (CopyrightChains transaction hash)
0xe3c1c97a3a8c5083eebd88ca49e2b8d5621f2643aea9b85259fa2a8487ee83af
Copyright registration time
2026-06-19T18:41:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:862108ffa8483e8823de08406ce35b7c37583fd910d59a59a364835b888e44da

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.