Co Mám, To Dám

Recording by Marie Rottrova.

Recording identifiers

ISRC
CZA167500211
CopyrightID (CopyrightChains transaction hash)
0xedaa5c78eb8c54b185c70125f00881afcc9df7a2911a3db2fcee9649eb360474
Copyright registration time
2026-06-23T03:40:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:462de072ce63e32568782e27bcc946f202f9dcc6f31dfc24236cb634f22d0438

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.