OT-2026-000028842
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000028842) never changes.
Identity and time
| Publication number | OT-2026-000028842 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9c-7de6-99ab-e5f0b1dd4807 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028842 |
| Status | PUBLIC |
Content hashes
| Canonical text | 149606834d2e197024d585d2abfa69284e1ad77dd4e471d7be6779d6034cb916 |
|---|---|
| Markdown | 7d60548503a0de0f637ba123eeb27ac81550d0406118d6e2e4c160c23507e593 |
| Publication page | c998e823a8a2b86e94cdb14ca79463109197d81e96384975d307cb499c80fb12 |
| Manifest | 40e8b7d7b7b72f42d789fe1de292cbd2f3b2f07fe7d705afab9d039c0dcaac82 |
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 | UMj12Mx+b11wtTQaKW3+W9QzAa9JNsUOfRciEDYOp/Zbt/2AgpO+m4Y6XSte9ptXP1h5CpmRaGTudwYwetRjDg== |
| 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
| 2026-09-17T08:20:08.005596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028842observed c998e823a8a2b86e94cdb14ca7946310...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:07.988351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028842/manifest.jsonobserved 40e8b7d7b7b72f42d789fe1de292cbd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:07.971726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028842/publication.mdobserved 7d60548503a0de0f637ba123eeb27ac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:07.954062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028842/publication.txtobserved 149606834d2e197024d585d2abfa6928...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. |
|---|