Unus ex discipulis

Recording by Tomás Luis de Victoria.

Recording identifiers

ISRC
USKC60712985
CopyrightID (CopyrightChains transaction hash)
0xce4d5c4e3e0f70d11d8e9c5b47c117c6b61e1cd9a9e03c73d2f88cbfebd0fd1a
Copyright registration time
2026-07-06T22:37:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:88af17cd6279dbebe3a12a00bd8d0a534462318556292db5ceb89432aef38bbe

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.