OT-2026-000048239
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down
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-2026-000048239) never changes.
Identity and time
| Publication number | OT-2026-000048239 · never reused |
|---|---|
| Internal UUID | 01a0ae80-4de3-7c79-8fda-4e261e4bcfea · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:59.290761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000048239 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4582e8946f71071dd7bc0a5c0b6ef446318eaf6fab59eedee6e9d93a3b35bfab |
|---|---|
| Markdown | 9f41b72826e1499902d4fa97d0156d7e4f650fd0154ae174b6ae122a04d9579f |
| Publication page | e5986f05a5b028923be105f9f838f960f95f026c930ab19f22721b9f460dd314 |
| Manifest | 967baba2b04ebdb5d1292bddab2237b205ed3071026be779fe4ffab3c07b4141 |
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 | Q1Mvz3z9+8boFS0pB/7cx8w3IntxIZXRJw+LrJuMUp9wiIQYnHXdgw3ImoFESnRyJF1lFro5vacsZVaK0ZdXDw== |
| 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
| 2026-09-17T11:04:48.000871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048239observed e5986f05a5b028923be105f9f838f960...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:47.983392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048239/manifest.jsonobserved 967baba2b04ebdb5d1292bddab2237b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:47.964606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048239/publication.mdobserved 9f41b72826e1499902d4fa97d0156d7e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:47.946683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000048239/publication.txtobserved 4582e8946f71071dd7bc0a5c0b6ef446...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. |
|---|