Ayres for the Violin: Aria spagnuola a due corde

Recording by Nicola Matteis.

Recording identifiers

ISRC
GBASH9301002
CopyrightID (CopyrightChains transaction hash)
0xf3553af355e74f3aa09795f826f49352e5e2231ed55f60fea4af4a85b6503b7b
Copyright registration time
2026-07-31T20:47:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T21:25:57Z
Bitcoin block
960468
Canonical record hash
sha256:075df0f54742e3a20e649d1852675238de0e080f7f28eee93e2985480156e7b1

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.