Citrónová Holka

Recording by Vítězslav Vávra.

Recording identifiers

ISRC
CZA168000233
CopyrightID (CopyrightChains transaction hash)
0x27650b1ad317a6d45274c9334c0263d9e54e9903c626d4608343a6cf1fa0e375
Copyright registration time
2026-06-08T15:44:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:d33d3b99168704b720c43d1ddee2ecce68163b0c4dca7f21f301448c546f39eb

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.