ISRC FRU622158801
Verified recording
FRU622158801 is “String quartet No. 1, D. 18: I. Andante - Presto vivace” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x76ddc8c614a8e7670c6bfeac1d455c8ae3a04a5c17e83d9ff6cb9c8deff367b8 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158801.
Recording identifiers
- ISRC
- FRU622158801
- Title
- String quartet No. 1, D. 18: I. Andante - Presto vivace
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x76ddc8c614a8e7670c6bfeac1d455c8ae3a04a5c17e83d9ff6cb9c8deff367b8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:52e72c863db6dc855eb73094640ebdbbab811b099d2327422483932a7a0a4f6c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158801
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: String quartet No. 1, D. 18: I. Andante - Presto vivace · Machine-readable JSON-LD