ISRC DEF057209043
Verified recording
DEF057209043 is “Concerto for 4 Violins in E Minor, Op. 3/4, RV 550 (L'estro armonico No. 4): III. Adagio” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x3022b8c7cf8bd6c14c6acf7877759f5be071d41cbb19164c97526e7b6e6d8089 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057209043.
Recording identifiers
- ISRC
- DEF057209043
- Title
- Concerto for 4 Violins in E Minor, Op. 3/4, RV 550 (L'estro armonico No. 4): III. Adagio
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x3022b8c7cf8bd6c14c6acf7877759f5be071d41cbb19164c97526e7b6e6d8089
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:6d593ac444d488649910021824fd1627daa83171e05ea4fb3a3a72436105e7d1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057209043
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Concerto for 4 Violins in E Minor, Op. 3/4, RV 550 (L'estro armonico No. 4): III. Adagio · Machine-readable JSON-LD