ISRC USSJ10813039
Verified recording
USSJ10813039 is “Concerto No. 1 in E major, Op. 8, RV 269, "La primavera" (Spring): II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x86bbc890c43a10be5e7a75fda06fe61e25c8e2946bdff658932c2f3b2f4be4b4 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10813039.
Recording identifiers
- ISRC
- USSJ10813039
- Title
- Concerto No. 1 in E major, Op. 8, RV 269, "La primavera" (Spring): II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x86bbc890c43a10be5e7a75fda06fe61e25c8e2946bdff658932c2f3b2f4be4b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:989f3a7dba71cc1ca1ff5bf6ce35d6c228f28adce115c081b6b691c5dfe55139- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSJ10813039
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Concerto No. 1 in E major, Op. 8, RV 269, "La primavera" (Spring): II. Largo · Machine-readable JSON-LD