Ona se brání

Recording by Petr Muk.

Recording identifiers

ISRC
CZA230000077
CopyrightID (CopyrightChains transaction hash)
0x043f6e37dc47b2958e13d95fb10f2e58aed0c0299852be2230620815d0b5cb11
Copyright registration time
2026-06-19T04:23:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:18:56Z
Bitcoin block
957048
Canonical record hash
sha256:f24d64eb6d9dbc5df4a4acd88db6ca76feb8a46d750961349bcb10ae18645391

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.