ISRC USDY41990117
Verified recording
USDY41990117 is “Practical Vocal Method: Portamento the Second Way in F Major” by Nicola Vaccai,
registered on the CopyrightChains blockchain with CopyrightID
0xdf8ae4c44d26ce52758e058e87892bdb001c9369a24e536e9a8b642d99d2f9fe and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41990117.
Recording identifiers
- ISRC
- USDY41990117
- Title
- Practical Vocal Method: Portamento the Second Way in F Major
- Artist
- Nicola Vaccai
- CopyrightID (CopyrightChains transaction hash)
0xdf8ae4c44d26ce52758e058e87892bdb001c9369a24e536e9a8b642d99d2f9fe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f0851938703ab13be54ff4c2f5c98b603d1d548a7fbd1892c3c5bd31615ba57a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USDY41990117
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Practical Vocal Method: Portamento the Second Way in F Major · Machine-readable JSON-LD