Kat a blázen

Recording by Ondřej Ruml.

Recording identifiers

ISRC
CZA231400237
CopyrightID (CopyrightChains transaction hash)
0xd1bf8beae6f93f38c5efc7523ba25b1829f679b1add9aac0473ca83ac74ffa37
Copyright registration time
2026-07-31T05:35:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:48:18Z
Bitcoin block
960354
Canonical record hash
sha256:598e88b9d09ad134d2912f484442f4cbf0e9a9e190aa9669d0e6f8a6beb7d040

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.