OT-2026-000074622
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented 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-2026-000074622) never changes.
Identity and time
| Publication number | OT-2026-000074622 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2a-7d6c-bb31-599d5dc2583f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074622 |
| Status | PUBLIC |
Content hashes
| Canonical text | 65f1ef0348bd2a53235900eeec72863fd964083540974a7b20b0a2c29f40d292 |
|---|---|
| Markdown | fc9d56c57d1c73d40f1ec242ae73d16c48dc64c3777126f986eac05bd1cad2d4 |
| Publication page | 7c47e8dc61af50a71b0672b6c518e0f15ceba576eb43d1b1fa586b46ef1635bc |
| Manifest | 5aaeb47c205dc5486935ecb7aab7016f0c70ed3941839c3428b97ba48a3b986c |
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 | uHT3NCNsgRpQVPxKNXwTODa1AWbq9TRYoQ84S5CEUbp53jkY+JVrhwIoJckeh945Bw/ZhDqSnAZ1CwOEriU4Dw== |
| 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
| 2026-09-17T10:18:09.696489Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074622observed 7c47e8dc61af50a71b0672b6c518e0f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:09.308023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074622/manifest.jsonobserved 5aaeb47c205dc5486935ecb7aab7016f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:09.287656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074622/publication.mdobserved fc9d56c57d1c73d40f1ec242ae73d16c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:09.267574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074622/publication.txtobserved 65f1ef0348bd2a53235900eeec72863f...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. |
|---|