Duo Seraphim clamabant

Recording by Tomás Luis de Victoria.

Recording identifiers

ISRC
ES5190342020
CopyrightID (CopyrightChains transaction hash)
0x239a3a91c6c5b02d602889def7b88c78e86ad6ce5f6505f9fc3676c04f0aa361
Copyright registration time
2026-07-07T01:01:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:dacc99bda33beb8f5660e00a5d3752322aa01812bc953bdfa999ef0951766d1c

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.