ISRC USSM19303573
Verified recording
USSM19303573 is “Trio in E-Flat Major, K. 498 "Kegelstatt": III. Rondo. Allegretto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4e257956c3a3f78b84605980638a6ee71aafadadf7a26d302452b9a52306b9d7 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/USSM19303573.
Recording identifiers
- ISRC
- USSM19303573
- Title
- Trio in E-Flat Major, K. 498 "Kegelstatt": III. Rondo. Allegretto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4e257956c3a3f78b84605980638a6ee71aafadadf7a26d302452b9a52306b9d7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:830a9a782373af2113177bb745d3a45926cb8471139d3c31a55955a839675749- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19303573
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Trio in E-Flat Major, K. 498 "Kegelstatt": III. Rondo. Allegretto · Machine-readable JSON-LD