ISRC SEWDL0777402
Verified recording
SEWDL0777402 is “The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x40d50b2d03d5c1a2f475e86ef789496b415ffb009c18e1f23051d7c7892cdfaa and independently timestamped
in Bitcoin block 956375 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0777402.
Recording identifiers
- ISRC
- SEWDL0777402
- Title
- The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x40d50b2d03d5c1a2f475e86ef789496b415ffb009c18e1f23051d7c7892cdfaa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T16:51:38+00:00
- Bitcoin block
- 956375
- Canonical record hash
sha256:a3875aa76d53cdb5bc4136f1e6c9a19c875bfc5f2ec420a031d1023fda16ce1d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0777402
- Bitcoin block existence check
- https://blockstream.info/api/block/956375
Full record
Track page: The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": II. Largo · Machine-readable JSON-LD