OT-2026-000090460
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, pressure sensor per zone, sustained 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-2026-000090460) never changes.
Identity and time
| Publication number | OT-2026-000090460 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2e-7b5b-be4c-bc6fd084bc54 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090460 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d080138e21453cec72df244e9cdf9ca11a334fb313e13d93ca09a9414fb1429 |
|---|---|
| Markdown | f8d17f11e48e398cc89e7970e61d0888850836d79a23a179861f1a3ecdc82e77 |
| Publication page | 86beb2eeb5552fe73f9c73712fe51383d8497bef4575dca457df989c9e3afe8b |
| Manifest | 53cc7eb51b1779bb592c76e2271195dd5c0781048167222beb6a3b8e243b7549 |
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 | NkksnVJ87kuf78UePXFXzEWIMQrMCDwMFR9OXDU0QybtEZCxr1j1KsWMV6VXMrBqey9yzkjsnciETF4Z9hGUDw== |
| 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
| 2026-09-17T09:44:35.075729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090460observed 86beb2eeb5552fe73f9c73712fe51383...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:35.056920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090460/manifest.jsonobserved 53cc7eb51b1779bb592c76e2271195dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.039454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090460/publication.mdobserved f8d17f11e48e398cc89e7970e61d0888...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:35.019991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090460/publication.txtobserved 5d080138e21453cec72df244e9cdf9ca...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. |
|---|