OT-2026-000031225
Publication integrity record
Four cup vacuum gripper, four outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000031225) never changes.
Identity and time
| Publication number | OT-2026-000031225 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7031-a333-513276c0f108 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031225 |
| Status | PUBLIC |
Content hashes
| Canonical text | e41f5f307ba36fb0c9a3f9837019bb77ffc8b07401e713cfddd205105ba30998 |
|---|---|
| Markdown | 1e6af8d0052119c914f45cb7232b06803750034522913993570930aa4e1e634f |
| Publication page | c7090bde77b83345cd71e756453e65e05c2783321f4caff34b8231eb7cfed8ac |
| Manifest | 44fad48f9f5f4fba1cfbed2b92faee3c6bd73e0c2e1ea6227e1d81c7d63c67ee |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | KTUkofc9WNJ220ZyoGrdx6CFonMxbaQz9mZZH+Or9rSvgIT2xwpYSimthkNvTSvzF0h7Hz6RjcXlyKucVCvsAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:47.617438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031225observed c7090bde77b83345cd71e756453e65e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:47.601005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031225/manifest.jsonobserved 44fad48f9f5f4fba1cfbed2b92faee3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:47.584005Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031225/publication.mdobserved 1e6af8d0052119c914f45cb7232b0680...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:47.566676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031225/publication.txtobserved e41f5f307ba36fb0c9a3f9837019bb77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|