Concerto for Strings in D Minor, RV 127: I. Allegro

Recording by Antonio Vivaldi.

Recording identifiers

ISRC
FRZ131309250
CopyrightID (CopyrightChains transaction hash)
0x7a1d0d8efc4885640748da8ed113a8b4ac1aad5ade880cacacabb4d951a5b6a4
Copyright registration time
2026-07-06T05:16:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:85e511228a36976d567946068818ff5a471c0b40516dc3f4248d01949949ab0e

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.