ISRC HKI199821412
Verified recording
HKI199821412 is “Concerto grosso No. 4 in B-Flat Major, Op. 3: II. Adagio” by Francesco Onofrio Manfredini,
registered on the CopyrightChains blockchain with CopyrightID
0x0c692e8e149ff5cd97b7a5e0406905eddb977d2065a87dbc7229b5b54f29f4ff and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199821412.
Recording identifiers
- ISRC
- HKI199821412
- Title
- Concerto grosso No. 4 in B-Flat Major, Op. 3: II. Adagio
- Artist
- Francesco Onofrio Manfredini
- CopyrightID (CopyrightChains transaction hash)
0x0c692e8e149ff5cd97b7a5e0406905eddb977d2065a87dbc7229b5b54f29f4ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:123418cf143ad3d25eeb90693a5ea0f3a2c7b599b869c9c06985a9dd368eefc6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199821412
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Concerto grosso No. 4 in B-Flat Major, Op. 3: II. Adagio · Machine-readable JSON-LD