Bida

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA168300369
CopyrightID (CopyrightChains transaction hash)
0x3b31fcf89fc27c6625ca5854ba4263f4b181dd417211df8243300af6f27521d5
Copyright registration time
2026-07-31T13:37:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:5a1914c0464455e3b65e8275ca5d1e39e832467506050df7209b19fa3106c1b3

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.