Podivej, tato, svita

Recording by Ivan Hlas.

Recording identifiers

ISRC
CZA100201117
CopyrightID (CopyrightChains transaction hash)
0x45f1cac68af054b233b3e27c32b8eb8b87cb888d8b975776e206076005868c53
Copyright registration time
2026-07-07T00:57:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:04ccea2591d362abd53d2e02d83ce8420e7223d88155e4199819a888dd7fbb52

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.