Tvůj Hlas, Tvůj Dech, Ústa Tvá

Recording by Václav Neckář.

Recording identifiers

ISRC
CZA168200136
CopyrightID (CopyrightChains transaction hash)
0x1ea7c6acbefedf53a0ab3021bce849426e2cf5d79b31d35b090fa62727ebe02a
Copyright registration time
2026-07-31T11:02:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:812337b82c19aba30dee4cd78d09b32a8ab1ad0073a432d817a8b1e757ec6527

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.