ISRC FRZ131810020
Verified recording
FRZ131810020 is “Chamber Concerto in D Major, RV 93: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xbdcb12d8fda60c387fa4fe5ae08116e19245dda644f36a1b96abd6fa6703ca8f and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131810020.
Recording identifiers
- ISRC
- FRZ131810020
- Title
- Chamber Concerto in D Major, RV 93: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xbdcb12d8fda60c387fa4fe5ae08116e19245dda644f36a1b96abd6fa6703ca8f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:abf1f4bcc17a89aafe4551946d25c79f6a3b7ee4721475497c815881d4520289- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131810020
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Chamber Concerto in D Major, RV 93: II. Largo · Machine-readable JSON-LD