Přísahám, Že Jsem To Já

Recording by Leona Machálková.

Recording identifiers

ISRC
CZA259900381
CopyrightID (CopyrightChains transaction hash)
0xc07f8ac40ee3270d0765723713105be2f41a30f903865bd4f251d0ac08312cb5
Copyright registration time
2026-07-07T00:53:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:ac8b0b81f2a755f33480c569fd379b8adc62cf3f41f14421db2b90eb630d890a

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.