OT-2026-000008438
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down
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-2026-000008438) never changes.
Identity and time
| Publication number | OT-2026-000008438 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-e46a-74c9-8c39-4e8bc338a29f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:36.030441Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008438 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6a5c1176c6b50a61d67e545d64775457ae6c60f6a728309204415eb7bf01e69e |
|---|---|
| Markdown | 4289a0f158ce0e968bea7b72243d474c9b02b23d5bb9ffd61ccb8df3615e3179 |
| Publication page | 63688dd3e6b2895ec030859736409dcd412333c02e25147d5f671d42eb863f12 |
| Manifest | 6e0203e9f369486c792c62d3796efe1a023fe88c81db9979f6103ec2a49d0f62 |
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 | sdTxj6rAOQ1VaJSbRUJmQk0aoVckWEwszNAvz1zwgB6tJdqqMnVni9LYgC1IZS0Clgz5/eSvFAsW4aXwAYP4DA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:18:18.031045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008438observed 63688dd3e6b2895ec030859736409dcd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:18:18.011579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008438/manifest.jsonobserved 6e0203e9f369486c792c62d3796efe1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:17.989590Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008438/publication.mdobserved 4289a0f158ce0e968bea7b72243d474c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:18:17.972142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008438/publication.txtobserved 6a5c1176c6b50a61d67e545d64775457...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. |
|---|