O Autocenzuře A Cenzuře - Live

Recording by Jan Burian.

Recording identifiers

ISRC
CZA160800406
CopyrightID (CopyrightChains transaction hash)
0xc2479e33e2dcdece4c5e4e74fed74ec7d0f9d7981b0e2e3616dfaf0677e57faa
Copyright registration time
2026-07-30T17:46:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:23:33Z
Bitcoin block
960291
Canonical record hash
sha256:1985b5b403aeb525f8a447bc11abcec2d99ffa7ad7b004c4249e5b06545ced39

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.