OT-2026-000068889
Publication integrity record
Foam pad vacuum gripper, two zone face, four outlet manifold, 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-2026-000068889) never changes.
Identity and time
| Publication number | OT-2026-000068889 · never reused |
|---|---|
| Internal UUID | 01a0ae90-6dcc-71aa-9a9d-f5b99bba28f3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:36.025578Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068889 |
| Status | PUBLIC |
Content hashes
| Canonical text | e6cd19c0dbca663a65abf7ce65789cdcc802d8d7ceb03bcf7bccde4a0d3df207 |
|---|---|
| Markdown | 41c1a4e7e8db96f7ac7ffb095e7c89d911c5638b53e1c467d30b4c31fb0c0c9c |
| Publication page | 3fb64432d38f36bf652194872bd1443485180a70057c28f9389c409c044054f9 |
| Manifest | c3285077c24eccd0716549c01c3625b7cde1b689266e8dbf29a2763bef91ec49 |
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 | a5f9OD6Zpui9OoSV1nKxJf78Rh2ldBTsqdcAEuK6PZS/fWwzID8sJ+gBo2QZ/z4MiKDTn725z4hq52INMIPPAQ== |
| 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
| 2026-09-17T10:28:42.465962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068889observed 3fb64432d38f36bf652194872bd14434...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:28:42.447729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068889/manifest.jsonobserved c3285077c24eccd0716549c01c3625b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:42.429834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068889/publication.mdobserved 41c1a4e7e8db96f7ac7ffb095e7c89d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:42.411791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068889/publication.txtobserved e6cd19c0dbca663a65abf7ce65789cdc...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. |
|---|