ISRC USBC17000287
Verified recording
USBC17000287 is “Serenade in D Major, K.250/248b: Rondo” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x495465bbf52bcff7110b8e3c2fc9f691a4fcc070fea02e5017523d9be0811341 and independently timestamped
in Bitcoin block 960216 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC17000287.
Recording identifiers
- ISRC
- USBC17000287
- Title
- Serenade in D Major, K.250/248b: Rondo
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x495465bbf52bcff7110b8e3c2fc9f691a4fcc070fea02e5017523d9be0811341
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T06:39:12+00:00
- Bitcoin block
- 960216
- Canonical record hash
sha256:b45e6dc65a39f6ab1ca8bcf1bbe93a3705ca7aae7dce6ce7fcced4771c3d66fd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC17000287
- Bitcoin block existence check
- https://blockstream.info/api/block/960216
Full record
Track page: Serenade in D Major, K.250/248b: Rondo · Machine-readable JSON-LD