OT-2026-000018234
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000018234) never changes.
Identity and time
| Publication number | OT-2026-000018234 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b488-7b0f-854d-2accba679729 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018234 |
| Status | PUBLIC |
Content hashes
| Canonical text | a31ac31184722562b56cafaeb0cb2ba52c61a60d3f67512660566656b9132285 |
|---|---|
| Markdown | a8358152a298bee8a6b0e90e73f827b862e43834045910e0b155bdd5271f292f |
| Publication page | 08cd4850aa50123b064e5c8042d28f929bae60a1a5905b98ec6b2f7d6aa6126b |
| Manifest | cfe200a2305a1961fe575bb5796af650dba8b91a68c27688de2bef06cad9cf8a |
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 | O+uNgJn9dyMmg87DKgIy9CwFy6t0mwbZdWL9ZPPlVEIVzfU/wswmX8MPaamwY3hWZtU+kBegD9FON9Q521FtAQ== |
| 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
| 2026-09-17T12:00:00.943377Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018234observed 08cd4850aa50123b064e5c8042d28f92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:00.920291Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018234/manifest.jsonobserved cfe200a2305a1961fe575bb5796af650...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.900838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018234/publication.mdobserved a8358152a298bee8a6b0e90e73f827b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:00.876276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018234/publication.txtobserved a31ac31184722562b56cafaeb0cb2ba5...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. |
|---|