O Crux benedicta

Recording by Carlo Gesualdo.

Recording identifiers

ISRC
DEB331445203
CopyrightID (CopyrightChains transaction hash)
0x70c09a2bb1ea5ad9f54eb02d05e699c6eb2427043a96ec99057415451f3ef09b
Copyright registration time
2026-07-07T14:48:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:3b5be67dbb96d5f8c5848bc4cf9ce964caa35b2fdacb0195d201e1d001bee01a

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.