OT-2026-000090936
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, sustained blow-off before 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-2026-000090936) never changes.
Identity and time
| Publication number | OT-2026-000090936 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7ff4-b620-16784f923bb5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090936 |
| Status | PUBLIC |
Content hashes
| Canonical text | 206526c483ba5b45e7441f94a5bcfa6c1bed21b3273a4005e8a803c2e3dc7ca5 |
|---|---|
| Markdown | 67334f1fbb13ba1bc0703d78d56339f7e69b9e2b6804bbd61aa86d4cdfd4188e |
| Publication page | dada5714fac509da945c4aa1aa6af50a59b69545c635315e561f2744a8b040cd |
| Manifest | 2b5486eeaf5fd3cba0666438eb2427dc9009e6c5ed527d5ffba27131266f5c9e |
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 | w/gvXbMyTOGa0KJXSuLYpmyJR47a2A0iLYbK4E2h5vPm6tRPYhNWrKWP6ztQWRgFw1xBc5x5WJOQp09ABdl5DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:09.443489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090936observed dada5714fac509da945c4aa1aa6af50a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:09.425220Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090936/manifest.jsonobserved 2b5486eeaf5fd3cba0666438eb2427dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.408373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090936/publication.mdobserved 67334f1fbb13ba1bc0703d78d56339f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.390994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090936/publication.txtobserved 206526c483ba5b45e7441f94a5bcfa6c...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. |
|---|