OT-2026-000020800
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000020800) never changes.
Identity and time
| Publication number | OT-2026-000020800 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-7081-a9d0-f4e60416c508 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020800 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf18ab2f27b51edad1e7cbfd695f6a5ca8dfb6f66822ea1332dab4989e528000 |
|---|---|
| Markdown | 663e0c3686af19a95e64e6884f11cc0efeaf181d65e0cabb9ddc8ae5934244ef |
| Publication page | fa763fcf6a503c8a8bcbb4241bbce6e8344ffa28ca8574d2957e72157d992f27 |
| Manifest | daf229c8b7bcef7ddad6bc07019cf39c31cb11e69d35eccfa2cbbce4f658cc3e |
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 | pQK+Q7t/burPdfFfcUfLl1OZfKf/kmHfxBsTuDiCFPYCY+vjiTsvtNFfZcfoQ9Mr6bYUn/74WDo1qgIEzFnODQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:55:53.084899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020800observed fa763fcf6a503c8a8bcbb4241bbce6e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:53.066557Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020800/manifest.jsonobserved daf229c8b7bcef7ddad6bc07019cf39c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.050442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020800/publication.mdobserved 663e0c3686af19a95e64e6884f11cc0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:53.034727Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020800/publication.txtobserved bf18ab2f27b51edad1e7cbfd695f6a5c...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. |
|---|