OT-2026-000028018
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000028018) never changes.
Identity and time
| Publication number | OT-2026-000028018 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-727c-b852-0dcec87b7003 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028018 |
| Status | PUBLIC |
Content hashes
| Canonical text | fca033a84916ef72be92c80c10c90e1c0e8fd9b7eddd34b7c12373a60dd1232b |
|---|---|
| Markdown | b9cf66d407ac85337673733dfbf91144335707e85debd8412ae9acfbe07756ab |
| Publication page | c714ab911a9abf1bdac82813d219da52564233903616b696cd23390c323c6b19 |
| Manifest | 4071f2ba70c45a140e4e86dea0cd352a6cee536fd0f5dc3c01675d59ab4c2b23 |
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 | ql8c9LtSFzaLP3HzXbNLx0yyKhhenoyydAwmXPzFh0eDrFQNuzD6ibFd/PqFAH4e2/u7QJuAgDLcdLcnihjiBA== |
| 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
| 2026-09-17T11:42:20.445954Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028018observed c714ab911a9abf1bdac82813d219da52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:20.426923Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028018/manifest.jsonobserved 4071f2ba70c45a140e4e86dea0cd352a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:20.409538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028018/publication.mdobserved b9cf66d407ac85337673733dfbf91144...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:20.389182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028018/publication.txtobserved fca033a84916ef72be92c80c10c90e1c...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. |
|---|