Nebylo By, Kdyby

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA650101193
CopyrightID (CopyrightChains transaction hash)
0xf996ff25b8ceda425af8298efbda53905ede9cbc7a0251f780f443253a6b6f62

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:1cd4c98e2b4a8f69546c04e56e722216acbc1ae011a3ede9ecf5c87c2861fc6b

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.