OT-2026-000100250
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump 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-2026-000100250) never changes.
Identity and time
| Publication number | OT-2026-000100250 · never reused |
|---|---|
| Internal UUID | 01a0aea3-3053-7e82-82ab-7bf0ba5c851b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:05.469356Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100250 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7f0d75444c29ba043ed55caee6f5d911bd038ea7f64df954ff28addfb7d4275a |
|---|---|
| Markdown | f1de7f120fa7db879a16e04b7b2a86000a9922acd493f98778668e9f6a9ff314 |
| Publication page | 764ae66099786c907488d7a28be05ba60f5226d52be6f2bcffd83803e87327da |
| Manifest | eb53335158d3623e4d16b740a4a209d44f554a7ba39cbdebf0d5ee7da915a70c |
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 | OGA2JycptsH112OX/7ztr/baa98S5tOmV/+XcCMnr4gNOxaKtvKUtsHJ5oi1+riut+Nvo5MTNx8kE7PeyazbDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:03.100123Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250observed 764ae66099786c907488d7a28be05ba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:03.084586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250/manifest.jsonobserved eb53335158d3623e4d16b740a4a209d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:03.007372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250/publication.mdobserved f1de7f120fa7db879a16e04b7b2a8600...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:02.981698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250/publication.txtobserved 7f0d75444c29ba043ed55caee6f5d911...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.602008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250observed 764ae66099786c907488d7a28be05ba6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.585273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250/manifest.jsonobserved eb53335158d3623e4d16b740a4a209d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.567023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250/publication.mdobserved f1de7f120fa7db879a16e04b7b2a8600...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:32.548378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100250/publication.txtobserved 7f0d75444c29ba043ed55caee6f5d911...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. |
|---|