Ty Jsi Ta Jediná

Recording by Janek Ledecky.

Recording identifiers

ISRC
CZH681500037
CopyrightID (CopyrightChains transaction hash)
0xa52f8b3788be60d706b2af6b01788937d5d74f20876f35a15e87d7eb5215091a
Copyright registration time
2026-06-20T13:36:31+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:814204a3448b09af9c6fe01b2d77e8bb795b1b4e59376877194545a99e304f0f

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.