ISRC FRU622158821
Verified recording
FRU622158821 is “String quartet No. 10 in E-Flat Major, D. 87: I. Allegro moderato” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x2330acaacba88d3c5cf8009b193f89b5ba757afabe5fd2e692b893c12f4a9291 and independently timestamped
in Bitcoin block 960494 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158821.
Recording identifiers
- ISRC
- FRU622158821
- Title
- String quartet No. 10 in E-Flat Major, D. 87: I. Allegro moderato
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x2330acaacba88d3c5cf8009b193f89b5ba757afabe5fd2e692b893c12f4a9291
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T01:44:32+00:00
- Bitcoin block
- 960494
- Canonical record hash
sha256:0602f3d3f74ad7607ed222e2d8543cbc43c24b88701655a26e9cb102346bc6e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRU622158821
- Bitcoin block existence check
- https://blockstream.info/api/block/960494
Full record
Track page: String quartet No. 10 in E-Flat Major, D. 87: I. Allegro moderato · Machine-readable JSON-LD