Motetti, Op. 2: Duo Seraphim

Recording by Caterina Assandra.

Recording identifiers

ISRC
ITD551012302
CopyrightID (CopyrightChains transaction hash)
0x47fa74a4f66b5a9dffe3ce0fcc9c6a27ee5016b8b86d1831a3c356874d6cd222
Copyright registration time
2026-07-06T10:34:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T15:21:38Z
Bitcoin block
957057
Canonical record hash
sha256:e291164cfa36630e3268a8da79bdeefec8c6340829ca5d819b8834f8122b356f

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.