Hej, Mistře Basů

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA659600827
CopyrightID (CopyrightChains transaction hash)
0x794d5e98e3e033088045d4d29f51cf47b55c8fed1514966badba11ed611127d6
Copyright registration time
2026-06-18T19:21:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:23c266d3de675fec69539c6accd09eaa02e69e3ef7460d3551e3987c9b2f06ae

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.