OT-2026-000005765
Publication integrity record
Porous face vacuum gripper, common isolation valve, three stage ejector
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-2026-000005765) never changes.
Identity and time
| Publication number | OT-2026-000005765 · never reused |
|---|---|
| Internal UUID | 01a0a944-11da-749d-98ed-2ada8b6c1d0f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:10:05.661487Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005765 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d9273aa390bc4d93376596c23ca1ffe49d1631de9b4ef3f2b7a1261c86a1820 |
|---|---|
| Markdown | 0e9cc1934cdf250bd1071ddd07fe122a582d7e58749761aba5f78f93aac7a924 |
| Publication page | 862c16560b312d7dcb0ca2272d7ea4394faca3729a418606d69b587560364cfd |
| Manifest | fa660bdeb949f3ed01598333a297ad0e6d1f0bed75846bb002848ae458786806 |
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 | zbfkWBCJJbkGXj69wtJp7SQ++SANGewi0f4zV8kOrV+1APqkGSS3ZMpe/UQTXF//V6S7eWEUY3HTFaT82w19Ag== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:35.434180Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005765observed 862c16560b312d7dcb0ca2272d7ea439...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:35.420132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005765/manifest.jsonobserved fa660bdeb949f3ed01598333a297ad0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:35.406434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005765/publication.mdobserved 0e9cc1934cdf250bd1071ddd07fe122a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:35.390970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005765/publication.txtobserved 1d9273aa390bc4d93376596c23ca1ffe...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. |
|---|