Čas Chvátá

Recording by Waldemar Matuška.

Recording identifiers

ISRC
CZA167000058
CopyrightID (CopyrightChains transaction hash)
0xe545751e9c9b8241265905eb54a8ed6c8b1367bb2b2a6e9f0c8e3f17cd1a0db6
Copyright registration time
2026-07-07T08:02:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bc5a1b72ca6dff489f48940e9f4a715689b224944541b823f9e22c6945da0ec9

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.