Cello Sonata in E-Flat Major, RV 39: I. Larghetto

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
GBAJY9488113
CopyrightID (CopyrightChains transaction hash)
0xc927c04b3bd103767a8f3b2bf1feafdf531944927cce5247716b7a72b9c059a2
Copyright registration time
2026-07-06T10:33:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:1cee6f33e9a1cb95c1b9d31a3f0944cd6da9148cf6f28a84f4d0896ca7b7e071

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.