Za To Může Rock'N'Roll

Recording by Karel Zich.

Recording identifiers

ISRC
CZA659201963
CopyrightID (CopyrightChains transaction hash)
0xb2ff992fd71681abaef7ae72774265a6c7c8132013c5860527e423035c92050d
Copyright registration time
2026-06-27T07:28:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7310cd38bb4d998a5afb741477e6fc2fa749efad3ee9d727392f9c6494204877

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.