ISRC DEU921368033
Verified recording
DEU921368033 is “Toccata 9 Toni a 1, SwWV 296” by Jan Pieterszoon Sweelinck,
registered on the CopyrightChains blockchain with CopyrightID
0xbd956fec7d1450d4452970b87510751ed01e2bd1302781f32b067005f6375e78 and independently timestamped
in Bitcoin block 960455 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921368033.
Recording identifiers
- ISRC
- DEU921368033
- Title
- Toccata 9 Toni a 1, SwWV 296
- Artist
- Jan Pieterszoon Sweelinck
- CopyrightID (CopyrightChains transaction hash)
0xbd956fec7d1450d4452970b87510751ed01e2bd1302781f32b067005f6375e78
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:13+00:00
- Bitcoin block
- 960455
- Canonical record hash
sha256:aa8580765b0f253657a6d688148f76122914bacdf0c86a94b5b9210749d714bc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEU921368033
- Bitcoin block existence check
- https://blockstream.info/api/block/960455
Full record
Track page: Toccata 9 Toni a 1, SwWV 296 · Machine-readable JSON-LD