Luisa

Recording by Václav Neckář.

Recording identifiers

ISRC
CZA168000121
CopyrightID (CopyrightChains transaction hash)
0x936b1e6cee6a5dd329f636539fa9466ae5ee36f9c40b2e4bde43074b0cf7d254
Copyright registration time
2026-07-07T19:28:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:144002a2b28b7cd0bf85c2a27bb81d921491e07490b88957aee864516a61ec30

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.