OT-2026-000077173
Publication integrity record
Foam pad vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000077173) never changes.
Identity and time
| Publication number | OT-2026-000077173 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7d10-98ea-e34496d2346e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077173 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6468c47f028878201c09544427b5b30279014da42e7fc50112bcb3b1e89d6678 |
|---|---|
| Markdown | 0618d56699732b5bea7d2b8a634f1698ed326a31e02accc01038bee054d68b88 |
| Publication page | 6234c620eb97f44fe0fb001a0be620af25aadc83ce5063d1feffc2f36ee90ab0 |
| Manifest | 8451fda7dab6f1ceb3c912cec18032e4a8f665296b2806ee28139b3889a1d09a |
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 | OqG/uqq0k9FADNrih6yU5OJPVnwZWBpqlw18vV1HWecvLD5hqD9yNcQxp8XuOFUEDXG/sfIFDraHH8rA+eOlAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:12:00.310998Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173observed 6234c620eb97f44fe0fb001a0be620af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:00.290239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173/manifest.jsonobserved 8451fda7dab6f1ceb3c912cec18032e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.271210Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173/publication.mdobserved 0618d56699732b5bea7d2b8a634f1698...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.245456Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173/publication.txtobserved 6468c47f028878201c09544427b5b302...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.694572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173observed 6234c620eb97f44fe0fb001a0be620af...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.673725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173/manifest.jsonobserved 8451fda7dab6f1ceb3c912cec18032e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.652805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173/publication.mdobserved 0618d56699732b5bea7d2b8a634f1698...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.632754Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077173/publication.txtobserved 6468c47f028878201c09544427b5b302...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. |
|---|