ISRC GBF075211702

Verified recording

GBF075211702 is “Sonata for Arpeggione and Piano in A minor, D.821: 2. Adagio” by Franz Schubert, registered on the CopyrightChains blockchain with CopyrightID 0x37b455fc21e2cad4197593830a3b2c348bf3c0fe58cd8965687c1a7f77b5b705 and independently timestamped in Bitcoin block 957122 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075211702.

Recording identifiers

ISRC
GBF075211702
Title
Sonata for Arpeggione and Piano in A minor, D.821: 2. Adagio
Artist
Franz Schubert
CopyrightID (CopyrightChains transaction hash)
0x37b455fc21e2cad4197593830a3b2c348bf3c0fe58cd8965687c1a7f77b5b705

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04+00:00
Bitcoin block
957122
Canonical record hash
sha256:7177639e023d4333a4d2b4f2ba9662732474d38b7ea741f228ddf53d3d862bf2
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF075211702
Bitcoin block existence check
https://blockstream.info/api/block/957122

Full record

Track page: Sonata for Arpeggione and Piano in A minor, D.821: 2. Adagio · Machine-readable JSON-LD