OT-2026-000020338
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000020338) never changes.
Identity and time
| Publication number | OT-2026-000020338 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7af0-aa18-087c37f00a88 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020338 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c44a9cbb485968e8638348f6f62339391f615f10d4c86064a76e5b899ff469e |
|---|---|
| Markdown | b08707b7d36f53a4d016fcdc6af79466a35445664fd456add2a300c231f6f527 |
| Publication page | caba3298d01968e429a6ba14d57f749badd3114640f70a4bc5f0bd2f18a7f55c |
| Manifest | 209d9eceb7eaf62d56573d57917166c135ed6f7adafbfafce6180b6201675834 |
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 | OLNT5VTD6SCl13KaGM9GACV6EIERyyN6Y/OEx5A/LcXwk0JsvNgmpSkxfu9lJOO0otqnPm4qk1zIFlxXse9DAg== |
| 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
| 2026-09-17T12:00:07.014778Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338observed caba3298d01968e429a6ba14d57f749b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:06.992752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338/manifest.jsonobserved 209d9eceb7eaf62d56573d57917166c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.974136Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338/publication.mdobserved b08707b7d36f53a4d016fcdc6af79466...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.922508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338/publication.txtobserved 0c44a9cbb485968e8638348f6f623393...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.534271Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338observed caba3298d01968e429a6ba14d57f749b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.516460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338/manifest.jsonobserved 209d9eceb7eaf62d56573d57917166c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.495508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338/publication.mdobserved b08707b7d36f53a4d016fcdc6af79466...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.477146Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020338/publication.txtobserved 0c44a9cbb485968e8638348f6f623393...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. |
|---|