OT-2026-000090309
Publication integrity record
Two cup vacuum gripper, two zone face, plant vacuum 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-2026-000090309) never changes.
Identity and time
| Publication number | OT-2026-000090309 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-4290-711e-85f6-14053cd13534 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090309 |
| Status | PUBLIC |
Content hashes
| Canonical text | e579c839de4ade0dc4508d86777c4fd4361dc2f98e2a84d0ca51d6160053026f |
|---|---|
| Markdown | bc22cbaeeb30c468cbca9de5b2dfdd44b35880d69bc803b668305c42b4288c0e |
| Publication page | 7305795cf1ba57fb8b3d1f224d47b70fb4eb4bf4cde53f10adc0db0b9a0ed532 |
| Manifest | 940b1f71d6fbc23a0b9f568a5856c1bf2ab7603886520f1e354601a0843e8f4c |
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 | kxQkAx0n91uXs/023G8YE8dmVT6vgqfGNyWcp9iltcoLx+z12Pib2K4dzl0Xkdg9NlJG1g4pISodR+DQboziAw== |
| 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
| 2026-09-17T09:46:23.811092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090309observed 7305795cf1ba57fb8b3d1f224d47b70f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:23.793106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090309/manifest.jsonobserved 940b1f71d6fbc23a0b9f568a5856c1bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:23.775188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090309/publication.mdobserved bc22cbaeeb30c468cbca9de5b2dfdd44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:23.757846Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090309/publication.txtobserved e579c839de4ade0dc4508d86777c4fd4...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. |
|---|