Flautino Concerto in C, R.444: 2. Largo

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
DEF058401812
CopyrightID (CopyrightChains transaction hash)
0x07befd003bd80ded17b1e678fd22868c010c7397c119b9a5354fe3a9fa55d005
Copyright registration time
2026-07-31T06:17:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T06:42:11Z
Bitcoin block
960360
Canonical record hash
sha256:2851c88b92cdabff3943eb134770105f67020af7a6f918ae275b6d5d1dfdb0e5

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.