OT-2026-000004230
Publication integrity record
Bellows cup vacuum gripper, per zone isolation, two outlet manifold, two stage ejector, contact triggered
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-2026-000004230) never changes.
Identity and time
| Publication number | OT-2026-000004230 · never reused |
|---|---|
| Internal UUID | 01a0a911-dad4-791f-a53f-a179ef74bffd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:15:14.777487Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004230 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2761036d77652df80fc8f8734157634dd4b717e6051868d1291f2ab5da1049bf |
|---|---|
| Markdown | c00b7704539b822970c41e3ada704e5cb956f19971d4a9ea603b0e5cf42377ac |
| Publication page | e22a463a34ee5106bd133c9e5cf4164163eec6075661f5045bb6a74c2bc4f383 |
| Manifest | 4a77c0fa9b2183910f717e271b0fa9b70d0bd9c396231764e388dbaab2ade578 |
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 | bho8rYbGHt8wAz0Qfn/cfebN48hek6mV3AEyqaDQ8AgJZX2ZlL4Gr3XKaUEHwgbbtuXZq0G8Bs+0JBwGNvCNAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:21.450556Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004230observed e22a463a34ee5106bd133c9e5cf41641...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:21.436574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004230/manifest.jsonobserved 4a77c0fa9b2183910f717e271b0fa9b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.422099Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004230/publication.mdobserved c00b7704539b822970c41e3ada704e5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:21.408366Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004230/publication.txtobserved 2761036d77652df80fc8f8734157634d...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. |
|---|