OT-2026-000077181
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-2026-000077181) never changes.
Identity and time
| Publication number | OT-2026-000077181 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-71b0-9cab-201dc2209775 · 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-2026-000077181 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fd92052beedbb941e0502d2f9776ee023d5d904b8638b747f6fba4e675de141 |
|---|---|
| Markdown | 40ac047bc3919d10b69b637aae211d6a4ebd411cc64786f60c9c5a7c0e8e6b9c |
| Publication page | ca170592f4573b5946814520cffb651419edc2ebf9a961a4d5e1fbcf420b8d03 |
| Manifest | 2f3f8f2ead507bd653a5bb99836a2d32ae1664a08e12b23e7964143d8e2fc73d |
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 | AIhgjr2GLAD3h8dE+NYHh/lN2oyL+b8lL8gF4i7v+TdKEPXRrsLK2mTZyuhMn0JerPAm3lbPsHR5ZnDOP2GfAQ== |
| 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
| 2026-09-17T10:12:01.766546Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181observed ca170592f4573b5946814520cffb6514...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:01.749162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181/manifest.jsonobserved 2f3f8f2ead507bd653a5bb99836a2d32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:01.727809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181/publication.mdobserved 40ac047bc3919d10b69b637aae211d6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:01.700955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181/publication.txtobserved 9fd92052beedbb941e0502d2f9776ee0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.256441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181observed ca170592f4573b5946814520cffb6514...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.238193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181/manifest.jsonobserved 2f3f8f2ead507bd653a5bb99836a2d32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.220810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181/publication.mdobserved 40ac047bc3919d10b69b637aae211d6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:39.201887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077181/publication.txtobserved 9fd92052beedbb941e0502d2f9776ee0...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. |
|---|