Hraj, Muziko

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA161602166
CopyrightID (CopyrightChains transaction hash)
0xf22176692fd5286f9a8e813064c74a3a354da2e05a195552e861f37d38787cca
Copyright registration time
2026-07-29T19:39:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:d10c0499b45210e3904448dae0b8dbe6432fe9a9601f44542019583968e75e40

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.