Concerto for Flute, Strings & Basso Continuo in C Minor, RV 441: II. Largo

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
USSM15800195
CopyrightID (CopyrightChains transaction hash)
0x8db6b0ba4056091cd6db3341b106a223099c80f03b2056f8a0627b0923fe8705
Copyright registration time
2026-07-22T17:27:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40Z
Bitcoin block
959159
Canonical record hash
sha256:db8506ec029fe095db24329142ff9c101df2e77147a525b5fa7fd3d63062c113

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.