OT-2026-000003893
Publication integrity record
Porous face vacuum gripper, three zone face, six outlet manifold, 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-2026-000003893) never changes.
Identity and time
| Publication number | OT-2026-000003893 · never reused |
|---|---|
| Internal UUID | 01a0a90b-619f-7f6d-bc0d-2fb203f60623 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:10.530751Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003893 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77cf9df6e0f2e0473984e0f6724e3cfba32cc6042c29cb56e0d4d78bec3f9136 |
|---|---|
| Markdown | 2b88c0934d68e6a80cc47a562a852c20cc33d2899f8ed33419c28aed04f7385d |
| Publication page | 0d219ea30be8573d23804043469ce20af1e06dae79b6b4c2b417723971b7122a |
| Manifest | 00f6c81ea4eec83acb072a78adaffb90a94ee9d23d8b11d5f758b552c93e7c50 |
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 | OyuIdX00kSAFWLNm/MDualoStZdU4XwM/KDt/MiRRNI1YkWw5hhDfeD2/LTwyeakbYvTSCiD912a7qCv/HzuAw== |
| 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
| 2026-09-16T08:44:30.652298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893observed 0d219ea30be8573d23804043469ce20a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:44:30.407936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893/manifest.jsonobserved 00f6c81ea4eec83acb072a78adaffb90...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:29.984735Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893/publication.mdobserved 2b88c0934d68e6a80cc47a562a852c20...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:29.658298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893/publication.txtobserved 77cf9df6e0f2e0473984e0f6724e3cfb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.871809Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893observed 0d219ea30be8573d23804043469ce20a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.858493Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893/manifest.jsonobserved 00f6c81ea4eec83acb072a78adaffb90...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.843451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893/publication.mdobserved 2b88c0934d68e6a80cc47a562a852c20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:13.825565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003893/publication.txtobserved 77cf9df6e0f2e0473984e0f6724e3cfb...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. |
|---|