ISRC HKI199821432
Verified recording
HKI199821432 is “Concerto grosso No. 9 in D Major, Op. 3: IV. Allegro” by Francesco Onofrio Manfredini,
registered on the CopyrightChains blockchain with CopyrightID
0x89ad0416a1f32cb9d636052aa36d6709bf07e34f15e08b5af12fe2568ccb8fc4 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/HKI199821432.
Recording identifiers
- ISRC
- HKI199821432
- Title
- Concerto grosso No. 9 in D Major, Op. 3: IV. Allegro
- Artist
- Francesco Onofrio Manfredini
- CopyrightID (CopyrightChains transaction hash)
0x89ad0416a1f32cb9d636052aa36d6709bf07e34f15e08b5af12fe2568ccb8fc4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:2f360ec27515d28204b81c018f89307cd07944b045e031796a2addc5fe433e0a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199821432
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Concerto grosso No. 9 in D Major, Op. 3: IV. Allegro · Machine-readable JSON-LD