Proč Ti Na Tom Tak Záleží

Recording by Hana Zagorová.

Recording identifiers

ISRC
CZA167800069
CopyrightID (CopyrightChains transaction hash)
0x92c3d4ea0dc1bed87b8fa0d4fa80e35c044560957207c2260a9e25f1bd42b1c6
Copyright registration time
2026-06-27T10:59:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:cf50ea1b36f7f6a9f998fa3696a824ababa3be9d3ddc94fa75afccaff768d99f

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.