OT-2026-000090385
Publication integrity record
Three bellows cup 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-2026-000090385) never changes.
Identity and time
| Publication number | OT-2026-000090385 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2d-71e4-b8b3-fa07eaf49e0c · 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-2026-000090385 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3589c7f31f09b89c43128e8b5e20692aff10e892f7b858b2477f869d3c22750f |
|---|---|
| Markdown | e0e4ce2bbcd38ea31207c571debf4c28fb0ae1dd0c15cbd69c3b0fede5b52cb9 |
| Publication page | f51af464217137d4b839cc955d3722292db77a2eb8fd0ec83f55bb04f5ad48d8 |
| Manifest | b33eda8037200089ad1c5bc140b79dd76656eebca6e1ba0457fc06e4ea7035f5 |
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 | lZDTmA3VWU4tE4lYZZqFx5KGq5TGNS81aWpOytsgyk9DviTO8ztbXmG1zHgmV5aIB7x3W0+rIdtekpVwEzoOCg== |
| 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
| 2026-09-17T09:44:29.515330Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090385observed f51af464217137d4b839cc955d372229...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:29.495962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090385/manifest.jsonobserved b33eda8037200089ad1c5bc140b79dd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.477012Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090385/publication.mdobserved e0e4ce2bbcd38ea31207c571debf4c28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:29.458078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090385/publication.txtobserved 3589c7f31f09b89c43128e8b5e20692a...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. |
|---|