OT-2026-000090935
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-2026-000090935) never changes.
Identity and time
| Publication number | OT-2026-000090935 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-7e50-b7cb-3b022647237d · 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-2026-000090935 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19923741f3d818ae5c4968f099ef130740462f56e233bbdef5f6e2b6029e4ed0 |
|---|---|
| Markdown | 1ab88b661dc77e4b5403e7f1118b5755ae77d066e695dced2687e87e7765d5d3 |
| Publication page | de54a63ab580b65d629092db5d8a92664bd6cc14281a7df1e9b9d4eaa9396709 |
| Manifest | 0e8abec3696f60d9b46f476bdaa11941adefe479b1cd1d7ec0048ddec32627f1 |
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 | q0LOhz+2yNw9BHH8Y7BW1YjEX8j1qW4SlpRnkjmbonrd4uYsS8HrYx1hz8YlQNHQEYeW9wf9lnV1Poj6tWzRDA== |
| 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
| 2026-09-17T09:44:09.371848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090935observed de54a63ab580b65d629092db5d8a9266...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:09.355452Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090935/manifest.jsonobserved 0e8abec3696f60d9b46f476bdaa11941...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.338537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090935/publication.mdobserved 1ab88b661dc77e4b5403e7f1118b5755...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:09.320330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090935/publication.txtobserved 19923741f3d818ae5c4968f099ef1307...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. |
|---|