Na Co Tě Mám

Recording by Marta Kubišová.

Recording identifiers

ISRC
CZA166700141
CopyrightID (CopyrightChains transaction hash)
0xeeab3a795be2823e7c8235e841412b8c0e134ef94c580c7c08becb6424f8d35a
Copyright registration time
2026-07-30T23:01:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:26:26Z
Bitcoin block
960327
Canonical record hash
sha256:bea7da28811d6f12f030057cabbaca247b7780deac987929a1f824806bc074a5

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.