OT-2026-000020334
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-2026-000020334) never changes.
Identity and time
| Publication number | OT-2026-000020334 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7c48-a595-073db5bdfffa · 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-2026-000020334 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1ba8ef1847a307e3310eb71ce6df9bc51552bbd204aeec1110e50ab50468c3d7 |
|---|---|
| Markdown | 2f761966de6fe724973cf5618121e22f1bf982404748df42bf9d8cd5d4e192df |
| Publication page | ecde645b9bdf625e982fb4e5a88392eba00be331602c19bd302608c9fa45752b |
| Manifest | 1fdfda2222eb12d79d0fd023bab7c2766df763d717f29eaf346f29eb860a687c |
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 | 4S+R4d3iHgx+bqrMgn91pUeo91doDetFo6f8WF1CpMGu7t+kTXR3XUKVSXy7bM+9LLT3dUs8bC5Lfx/NEYbKDQ== |
| 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
| 2026-09-17T12:00:06.610865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334observed ecde645b9bdf625e982fb4e5a88392eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:06.587768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334/manifest.jsonobserved 1fdfda2222eb12d79d0fd023bab7c276...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.564761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334/publication.mdobserved 2f761966de6fe724973cf5618121e22f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:06.547216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334/publication.txtobserved 1ba8ef1847a307e3310eb71ce6df9bc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.205601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334observed ecde645b9bdf625e982fb4e5a88392eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.185683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334/manifest.jsonobserved 1fdfda2222eb12d79d0fd023bab7c276...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.164455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334/publication.mdobserved 2f761966de6fe724973cf5618121e22f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:17.140637Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020334/publication.txtobserved 1ba8ef1847a307e3310eb71ce6df9bc5...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. |
|---|