ISRC DEF058803273
Verified recording
DEF058803273 is “String Quartet No. 17 in B-Flat Major, K. 458 "The Hunt": III. Adagio” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3d1e4d21209ad3ff5bc74dfa43f28d093397f43aad97dc179bc8d9af22dbec29 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058803273.
Recording identifiers
- ISRC
- DEF058803273
- Title
- String Quartet No. 17 in B-Flat Major, K. 458 "The Hunt": III. Adagio
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3d1e4d21209ad3ff5bc74dfa43f28d093397f43aad97dc179bc8d9af22dbec29
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:79eb361751e41157cbfa998489a9ef22e50994d972878c430f7d466cac48796e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058803273
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: String Quartet No. 17 in B-Flat Major, K. 458 "The Hunt": III. Adagio · Machine-readable JSON-LD