ISRC FROV65838901
Verified recording
FROV65838901 is “Double Concerto for Two String Orchestras, Piano and Timpani, H. 271: I. Poco allegro” by Bohuslav Martinů,
registered on the CopyrightChains blockchain with CopyrightID
0x49ffa9eeb25477022f5fbfe0ceb15025c5d7e2f79b0bbdc6a6b646635222c632 and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FROV65838901.
Recording identifiers
- ISRC
- FROV65838901
- Title
- Double Concerto for Two String Orchestras, Piano and Timpani, H. 271: I. Poco allegro
- Artist
- Bohuslav Martinů
- CopyrightID (CopyrightChains transaction hash)
0x49ffa9eeb25477022f5fbfe0ceb15025c5d7e2f79b0bbdc6a6b646635222c632
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:cd448bb669deff67f4d07cbecff74fe5c4ea01a3514222523762644b19e12c20- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FROV65838901
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Double Concerto for Two String Orchestras, Piano and Timpani, H. 271: I. Poco allegro · Machine-readable JSON-LD