ISRC DEF059304303
Verified recording
DEF059304303 is “Violin Concerto in C Major "In the style of Vivaldi": III. Allegro assai” by Fritz Kreisler,
registered on the CopyrightChains blockchain with CopyrightID
0xb870c0746e45128fbf4199c56490e4d22e00e4e6f9c2e7e2c3547a7fc39b31b9 and independently timestamped
in Bitcoin block 960254 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304303.
Recording identifiers
- ISRC
- DEF059304303
- Title
- Violin Concerto in C Major "In the style of Vivaldi": III. Allegro assai
- Artist
- Fritz Kreisler
- CopyrightID (CopyrightChains transaction hash)
0xb870c0746e45128fbf4199c56490e4d22e00e4e6f9c2e7e2c3547a7fc39b31b9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:06:10+00:00
- Bitcoin block
- 960254
- Canonical record hash
sha256:1a95341add6e0a5e42276662bbc6665b70f06813c863b2531f364278fa9a0e12- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059304303
- Bitcoin block existence check
- https://blockstream.info/api/block/960254
Full record
Track page: Violin Concerto in C Major "In the style of Vivaldi": III. Allegro assai · Machine-readable JSON-LD