Holky

Recording by Jan Nedved.

Recording identifiers

ISRC
CZA100110083
CopyrightID (CopyrightChains transaction hash)
0x6200ccd393c2cb73e1e63cfc75270849459f11b9aa963e0a5e3844fc795b7783
Copyright registration time
2026-06-26T02:53:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:c0592d281aa62297707c97cc88d13a5a29958bf6f5f7990af3321cf499556cb5

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.