ISRC FR7JM2165030
Verified recording
FR7JM2165030 is “String Quartet No.15 in D Minor, K. 421: III. Menuetto - Trio. Allegretto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8d3ecaea4a8f355770484b7d6799418f492148c5f8fcf0ca5a9fed42ae03dc3b and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2165030.
Recording identifiers
- ISRC
- FR7JM2165030
- Title
- String Quartet No.15 in D Minor, K. 421: III. Menuetto - Trio. Allegretto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8d3ecaea4a8f355770484b7d6799418f492148c5f8fcf0ca5a9fed42ae03dc3b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:612ce5a40be334157672c3433c4c35e2707c109a836229d87ca52c19a46f487d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2165030
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: String Quartet No.15 in D Minor, K. 421: III. Menuetto - Trio. Allegretto · Machine-readable JSON-LD