Slova jsou jako kameny - Hernova Píseň

Recording by Petr Opava.

Recording identifiers

ISRC
CZE970900061
CopyrightID (CopyrightChains transaction hash)
0xbb251c0c751ff5ebb7779e1ee8c5cea5fbb2ce3acd9b611434f21db72b46060d
Copyright registration time
2026-07-07T04:32:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:8dd47bb0d811324fcd8465b3539d99f56ac1be59cdb73e4a08873d148c525107

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.