OT-2026-000003936
Publication integrity record
Bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed
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-2026-000003936) never changes.
Identity and time
| Publication number | OT-2026-000003936 · never reused |
|---|---|
| Internal UUID | 01a0a90b-8452-76be-8267-68d847b39fd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:19.413707Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003936 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8cc49ce606d086d11fbc9cdda41852d90f9eff4dd9e3d3aa0be55b803755b55c |
|---|---|
| Markdown | 5717a30edbd16c24773f640f347590d93e4002b4ab91b0e93413ee699fa5cde9 |
| Publication page | 209861a34a5857e4b30ec702122a89d297adef937bdf36091c8dbf20362309d7 |
| Manifest | 3ab20699d9559a53bb12cae6eb162ad9be96d269c6a3316bacf47be1e35c0a92 |
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 | 979t3Oj2ZGw59MShk8TwqDxLurBzcrtZ/mBy779tYbFvASkbYwfKgZAtyc0IqCdDb8UG+wRqSNLi33EBFS4NDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:11.286986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003936observed 209861a34a5857e4b30ec702122a89d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:11.273574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003936/manifest.jsonobserved 3ab20699d9559a53bb12cae6eb162ad9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.259593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003936/publication.mdobserved 5717a30edbd16c24773f640f347590d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:11.244221Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003936/publication.txtobserved 8cc49ce606d086d11fbc9cdda41852d9...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. |
|---|