Přísně soukromá sci-fi

Recording by Petr Kotvald.

Recording identifiers

ISRC
CZA168700014
CopyrightID (CopyrightChains transaction hash)
0xed6f5507dbd5d01b924557c71d40d6a297e1f392466de42b0fc826ce6f372b2e
Copyright registration time
2026-07-07T04:07:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d216902093e0b698e291593ebf97d34341b3d8ff5ecf2ab1301335b3d81dd93f

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.