ISRC DEF057903244
Verified recording
DEF057903244 is “Der Schwanendreher - Concerto For Viola & Small Orchestra: 4. Variationen "Seid ihr nicht der Schwanendreher?"” by Paul Hindemith,
registered on the CopyrightChains blockchain with CopyrightID
0xda6ddea787cbde3df893004b37336b8105ba39a76754c03c37b67bc87faed5ae and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057903244.
Recording identifiers
- ISRC
- DEF057903244
- Title
- Der Schwanendreher - Concerto For Viola & Small Orchestra: 4. Variationen "Seid ihr nicht der Schwanendreher?"
- Artist
- Paul Hindemith
- CopyrightID (CopyrightChains transaction hash)
0xda6ddea787cbde3df893004b37336b8105ba39a76754c03c37b67bc87faed5ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:2518c1fdaf1197a7a5b4218aa796130e5a4ea817f1055fc440b635c714ada4c2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057903244
- Bitcoin block existence check
- https://blockstream.info/api/block/960321
Full record
Track page: Der Schwanendreher - Concerto For Viola & Small Orchestra: 4. Variationen "Seid ihr nicht der Schwanendreher?" · Machine-readable JSON-LD