OT-2026-000090298
Publication integrity record
Two bellows cup vacuum gripper, two zone face, 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-2026-000090298) never changes.
Identity and time
| Publication number | OT-2026-000090298 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-73ab-a872-d77f6089947a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090298 |
| Status | PUBLIC |
Content hashes
| Canonical text | ace9a0efbeb24bf8d2a4a162be92c4d157c6c3bfa2fe068030b5f1b66b93b310 |
|---|---|
| Markdown | 461182963041c939aab71ae830a83f8a40d60be91baa18b3c9d186fdef6b5412 |
| Publication page | 473da496e85d685405527d5704785417308fe1db99bccc4b1462daf0084d6951 |
| Manifest | 7fd382e761566326a1f6b43fe2e1dd661a1b0388647151a18f349fc4dfb2f656 |
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 | KXS16xUKoIFOAIBA//KXUBRV70vwOJbQgXcZFN2mSosp0bubZqn2AloJSnDev93W+sZxMZj61qaP5/CEeST4DQ== |
| 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
| 2026-09-17T09:46:23.103074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090298observed 473da496e85d685405527d5704785417...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:23.085893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090298/manifest.jsonobserved 7fd382e761566326a1f6b43fe2e1dd66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:23.070161Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090298/publication.mdobserved 461182963041c939aab71ae830a83f8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:23.052330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090298/publication.txtobserved ace9a0efbeb24bf8d2a4a162be92c4d1...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. |
|---|