OT-2026-000019863
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, 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-2026-000019863) never changes.
Identity and time
| Publication number | OT-2026-000019863 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb6-7b32-80d8-b7c1c84ca936 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019863 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9fcd1da55a4a5ec3ff7437eb844fc31e2ac0768f7a1b4bc81f3bdb6d94501baf |
|---|---|
| Markdown | 12457f3ed76cd48a881e5ae318d9475704c9f84b44c76ee2a76d01ee7f3c1a97 |
| Publication page | a45db9c87776e3fe13283b5384e07c576ce226943d7dd08d29dc875c0db6a584 |
| Manifest | 7c3e38125b8874be7a8607b869004cf1e3a1dbd40cfc1601af1fdd7c38102505 |
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 | HDpqDV5DkdSyCkhTVK0NsK+HNaY76ISh9uEqMJ4DoJBzbjeSjUG5xSbmY+iZxnCuFuWBotA3lyT8eD2ZbEPaDw== |
| 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
| 2026-09-17T11:58:03.820653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019863observed a45db9c87776e3fe13283b5384e07c57...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:03.801532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019863/manifest.jsonobserved 7c3e38125b8874be7a8607b869004cf1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.783992Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019863/publication.mdobserved 12457f3ed76cd48a881e5ae318d94757...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:03.764981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019863/publication.txtobserved 9fcd1da55a4a5ec3ff7437eb844fc31e...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. |
|---|