OT-2026-000030957
Publication integrity record
Single cup vacuum gripper, common isolation valve, three stage ejector, 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-2026-000030957) never changes.
Identity and time
| Publication number | OT-2026-000030957 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-7317-b849-0214ef416fc8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030957 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05baa982020804ed0c6e12649572a3f7c1eab583663d121eaffd8e355cc0fbc7 |
|---|---|
| Markdown | cf347edfdfaddb2e7e842cb35ae057f42e4df5f4b181187aaed8095c416aaab1 |
| Publication page | 90b50bc3a7af68d4f4108a7ef6c49b6e9898d10d039e0f531728ad9539351187 |
| Manifest | 9e492b97a12de840de52ea92cc394fd76f298ed40d03ce9ddf2e89e405000a20 |
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 | udG8WIY1zozJkxJ/dhdmv34liegG6E6Eyk+kEuv4VKSh41cHqyhKaSKSkf+HXD3L242UiyEJZ78T0TaV0I5hAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:57.495275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030957observed 90b50bc3a7af68d4f4108a7ef6c49b6e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:57.476310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030957/manifest.jsonobserved 9e492b97a12de840de52ea92cc394fd7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:57.456813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030957/publication.mdobserved cf347edfdfaddb2e7e842cb35ae057f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:57.437351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030957/publication.txtobserved 05baa982020804ed0c6e12649572a3f7...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. |
|---|