A Pak Že Je To Hřích

Recording by Petra Janů.

Recording identifiers

ISRC
CZA161102130
CopyrightID (CopyrightChains transaction hash)
0xb08f626eceba3c996286042a5330e5564adb519b7b46c6b55b53b94f99c5817a
Copyright registration time
2026-07-06T07:49:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:1495061506562cdf879c6fa6e9e5e33bd9b85c6315b036186f519d651580b6eb

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.