Oboe Concerto in C Major, RV 447: II. Larghetto

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
US2TL0900711
CopyrightID (CopyrightChains transaction hash)
0xd6e45ae480c3c01e48511ac9509a4ee208351b8aebfdbff54fbd782222ac78cb
Copyright registration time
2026-07-06T22:56:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4cb214c43a7d4926cebec63e51e12f430362ba75b215290bf4fb2beeabdf0f64

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.