OT-2026-000005258
Publication integrity record
Porous face vacuum gripper, two zone face, ejector fed, pressure verified
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-2026-000005258) never changes.
Identity and time
| Publication number | OT-2026-000005258 · never reused |
|---|---|
| Internal UUID | 01a0a933-0aab-74d0-b647-669117f23b08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:51:29.710647Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005258 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4eaa5d9028ed86cc7310a298c30d54f34a0abdde987762525ef1188a3eae92c0 |
|---|---|
| Markdown | 886fe2524130e6044c24d0dc77e6b0779eccc5a31a033afd0df10237c07dae49 |
| Publication page | a44c6831af71a6cc35c460393c1f67590358ee9fc81481e80ab19ad648375aba |
| Manifest | 85c0231d399e26f4b12cd1487325093a2d0cea98f450222abd7e001ca3a8bb01 |
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 | Q5+iEAp77PDfU5coulGkJiJGnR8RiqrddycAgEISTyC67G4QHR8AQrZ84Oi1MKm7mo77X9t/OWFNd3KFkT2mAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:29.740872Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005258observed a44c6831af71a6cc35c460393c1f6759...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:29.727239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005258/manifest.jsonobserved 85c0231d399e26f4b12cd1487325093a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:29.713993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005258/publication.mdobserved 886fe2524130e6044c24d0dc77e6b077...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:29.699495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005258/publication.txtobserved 4eaa5d9028ed86cc7310a298c30d54f3...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. |
|---|