OT-2026-000020458
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000020458) never changes.
Identity and time
| Publication number | OT-2026-000020458 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-7607-aa20-63183f11160a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020458 |
| Status | PUBLIC |
Content hashes
| Canonical text | 166a3dc2898ed1063cff490dcf230678294c294fedd9608509a335c4bc942582 |
|---|---|
| Markdown | f5f8cdc3517a91f428c431160abfb3f9746b8774e87cbe1f70a2eebbe49efb83 |
| Publication page | 3e61ba2e528234de74960a47da3c89c57bbc6f08b0c4d36feab9624540142f75 |
| Manifest | a4a74ff887fe55defbea10390bcfe9126222aefb86ed453ceb3be41e718c3b40 |
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 | nEessJmpvly+JSlpYYsOycZyWchobfrwA/gQaRSnxUmWargZuTTpgqmHl1faxAV24jiof8h47hqwpUJVMzq5Bg== |
| 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
| 2026-09-17T12:00:23.415645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458observed 3e61ba2e528234de74960a47da3c89c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:23.395211Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458/manifest.jsonobserved a4a74ff887fe55defbea10390bcfe912...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.378286Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458/publication.mdobserved f5f8cdc3517a91f428c431160abfb3f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:23.356937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458/publication.txtobserved 166a3dc2898ed1063cff490dcf230678...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.992118Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458observed 3e61ba2e528234de74960a47da3c89c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.973602Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458/manifest.jsonobserved a4a74ff887fe55defbea10390bcfe912...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.953202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458/publication.mdobserved f5f8cdc3517a91f428c431160abfb3f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:26.932483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020458/publication.txtobserved 166a3dc2898ed1063cff490dcf230678...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. |
|---|