Divam se, divam

Recording by Petr Hapka.

Recording identifiers

ISRC
CZA110306072
CopyrightID (CopyrightChains transaction hash)
0xea121992c692116949a574194142bdd21dc46a3cdf680cbaffba3787f16f0f4d
Copyright registration time
2026-06-04T11:40:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:59f3f71244b489a66f2800ab4e6efec142dd4d0a118dbff66aa9c6aad265eb38

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.