ISRC SEAEF9123130

Verified recording

SEAEF9123130 is “Sonata in A Minor for Arpeggione and Piano, D. 821: II. Adagio” by Franz Schubert, registered on the CopyrightChains blockchain with CopyrightID 0xe7a955047d13ec15dcfa04e524bf4d3fcb936e79f4c22c8652bf46f36c493d8f and independently timestamped in Bitcoin block 960468 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEF9123130.

Recording identifiers

ISRC
SEAEF9123130
Title
Sonata in A Minor for Arpeggione and Piano, D. 821: II. Adagio
Artist
Franz Schubert
CopyrightID (CopyrightChains transaction hash)
0xe7a955047d13ec15dcfa04e524bf4d3fcb936e79f4c22c8652bf46f36c493d8f

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T21:25:57+00:00
Bitcoin block
960468
Canonical record hash
sha256:cdefda864524d6b3f1bdf0e93a8e85298966783c69ee58f9616f70646d47b52d
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEAEF9123130
Bitcoin block existence check
https://blockstream.info/api/block/960468

Full record

Track page: Sonata in A Minor for Arpeggione and Piano, D. 821: II. Adagio · Machine-readable JSON-LD