ISRC SEWDL0504107
Verified recording
SEWDL0504107 is “String Quartet No. 13 in A Minor, D. 804 "Rosamunde": II. Andante” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0xac8071ea68d7c699742c58c4d4761f8ff62008ab73c60808c4c370412cb8abd3 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0504107.
Recording identifiers
- ISRC
- SEWDL0504107
- Title
- String Quartet No. 13 in A Minor, D. 804 "Rosamunde": II. Andante
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0xac8071ea68d7c699742c58c4d4761f8ff62008ab73c60808c4c370412cb8abd3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:d7d3ba0a2e12737f4a1286c371aff169f9cba0a8f6af902ff187ee9eefedbb85- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0504107
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: String Quartet No. 13 in A Minor, D. 804 "Rosamunde": II. Andante · Machine-readable JSON-LD