OT-2026-000090639
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, 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-2026-000090639) never changes.
Identity and time
| Publication number | OT-2026-000090639 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f30-7f78-bb6b-a8e1f45c23b6 · 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-2026-000090639 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdfc094f57317ccef0de171876b920c8a459d1d15b0c2fd4374983429d8b85ef |
|---|---|
| Markdown | 05140f64a129bb5571ee3d164876790f86e70afb388949df1021e656b7db206b |
| Publication page | 93085ec9cbe7df38da23aae055a8ccad94bb38e6e11c8372679971b0cfc264d3 |
| Manifest | 77c65af811ee268559ffa688872ea69ae842f074e4dd03871c844605edb25b93 |
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 | 6v2ON/YM3gfm9k2XL/oWxxQbe31w5r6VaNZsmwhW+oPwGTNCo+WM121ayL7Q7lMN1yjOcSepPxD8UGq1BihHBg== |
| 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
| 2026-09-17T09:44:49.540015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090639observed 93085ec9cbe7df38da23aae055a8ccad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:49.523521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090639/manifest.jsonobserved 77c65af811ee268559ffa688872ea69a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.506168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090639/publication.mdobserved 05140f64a129bb5571ee3d164876790f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:49.490975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090639/publication.txtobserved bdfc094f57317ccef0de171876b920c8...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. |
|---|