ISRC DEF056602992
Verified recording
DEF056602992 is “String Quartet No. 13 In A Minor, D. 804 "Rosamunde": 2. Andante” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x310b80b0ccebcb012a69924a2b8245d92947cb2648bb3bb0ced3fa6090a2b1b8 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056602992.
Recording identifiers
- ISRC
- DEF056602992
- Title
- String Quartet No. 13 In A Minor, D. 804 "Rosamunde": 2. Andante
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x310b80b0ccebcb012a69924a2b8245d92947cb2648bb3bb0ced3fa6090a2b1b8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:51ac919d3d0c6653e7b49601459538b9b23c36415eeebbd527b3171a467ec220- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056602992
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: String Quartet No. 13 In A Minor, D. 804 "Rosamunde": 2. Andante · Machine-readable JSON-LD