OT-2026-000090332
Publication integrity record
Two cup vacuum gripper, two zone face, pump fed, pressure sensor per zone, sustained 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-2026-000090332) never changes.
Identity and time
| Publication number | OT-2026-000090332 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2c-76fe-bb2e-03730edc5c7b · 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-2026-000090332 |
| Status | PUBLIC |
Content hashes
| Canonical text | a55a0a3ee82e344565731beb3223a7cfc7625e4da677d1632ba5c3af3c529bcd |
|---|---|
| Markdown | b5b8f1ca3d5798aa951473a2ee4c68bee216fae6fc1048e924232362d851135e |
| Publication page | 076b46c3505d419382cfa66e96b7bf1a56dd11a1eabfb96e3eb50ecf973f3378 |
| Manifest | 613ef8d154dad9df72103684c328d116e47ff6cb51f64ef347e689bdabdbde82 |
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 | jHA+ESkx9g9aHUXXryu6jSm0t6MGqloRn3tZxCmeMM+fPrLQLpeJTJy4DWdHZYza92GSQhdX1Zz+iWmLiwC3BA== |
| 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
| 2026-09-17T09:44:25.215735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090332observed 076b46c3505d419382cfa66e96b7bf1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:25.198037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090332/manifest.jsonobserved 613ef8d154dad9df72103684c328d116...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:25.180641Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090332/publication.mdobserved b5b8f1ca3d5798aa951473a2ee4c68be...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:25.162828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090332/publication.txtobserved a55a0a3ee82e344565731beb3223a7cf...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. |
|---|