OT-2026-000090391
Publication integrity record
Foam pad vacuum gripper, three zone face, three stage ejector, 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-2026-000090391) never changes.
Identity and time
| Publication number | OT-2026-000090391 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-79d0-b301-daa8bc857e1a · 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-2026-000090391 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8acfe45b3b73e965293adc624f496bbd0bf7b9e806eac22e96a7292d0cbd97d |
|---|---|
| Markdown | 1a7cfbbbc188a6b49a0df2f163164cfbb10c0f22a53eeb7fe344de01235282a5 |
| Publication page | 9045064511b3cf1ab426a2b6cf5f640386f88f1411cceb910dcc5ff89438a8d6 |
| Manifest | fef1dcacdd7a4b94aba10c18798f2dd4486229c4f70371143bf61a21637d1c82 |
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 | +fAcTSvIbljh5RS9FZfw/oR6RYwZYDEGHmNGLK79GbMK1IIhI4MMOPjBHrEtLe4SXgD00G5Pdk2UhYIM2sUpBg== |
| 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
| 2026-09-17T09:44:29.907868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090391observed 9045064511b3cf1ab426a2b6cf5f6403...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:29.890934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090391/manifest.jsonobserved fef1dcacdd7a4b94aba10c18798f2dd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.873052Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090391/publication.mdobserved 1a7cfbbbc188a6b49a0df2f163164cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.855840Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090391/publication.txtobserved b8acfe45b3b73e965293adc624f496bb...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. |
|---|