ISRC SEWDL0717410
Verified recording
SEWDL0717410 is “Five Preludes for Solo Guitar, W 419: Prelude No. 4 in E Minor: Lento” by Sonja Prunnbauer,
registered on the CopyrightChains blockchain with CopyrightID
0xe9557b45f91e5f31998b6bd50eadb94d68f63bed2272fa10363fae76561a8ff4 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0717410.
Recording identifiers
- ISRC
- SEWDL0717410
- Title
- Five Preludes for Solo Guitar, W 419: Prelude No. 4 in E Minor: Lento
- Artist
- Sonja Prunnbauer
- CopyrightID (CopyrightChains transaction hash)
0xe9557b45f91e5f31998b6bd50eadb94d68f63bed2272fa10363fae76561a8ff4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e0c69ae7d2c771514c83aff3ab27d66520d70f2c56f0512fc6d8fe023d3956ac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL0717410
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Five Preludes for Solo Guitar, W 419: Prelude No. 4 in E Minor: Lento · Machine-readable JSON-LD