OT-2026-000030869
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, pulsed blow-off after set-down, on a tool changer
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-2026-000030869) never changes.
Identity and time
| Publication number | OT-2026-000030869 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb5-72fd-a82c-139d456c7cdd · 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-2026-000030869 |
| Status | PUBLIC |
Content hashes
| Canonical text | bdb2583cfac21ecd11fe7fbbd10311b0be91c371bb2fa59696b0cec01c5747b7 |
|---|---|
| Markdown | 4a4db1fb7ee03ba2ee39e499c2af47c428b2faa4ed77ecb5a1dd57662cde863c |
| Publication page | f69370316819677a65493790ffe52c4c872557b193c976274db43fc5fdaafe0c |
| Manifest | c0c3664decb3002441b7a24cf344c08dcb73f894c4b96edebbba33eae6e67eda |
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 | MG79JRLGx0ZAjQ3N1CoXww4DZohH4nFoBREaP46QaZS6EbsPqGwqzy0G3B8xf9nTcJRE6PtjX1jMuXcQa7PADw== |
| 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
| 2026-09-17T11:36:50.873318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030869observed f69370316819677a65493790ffe52c4c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:50.855530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030869/manifest.jsonobserved c0c3664decb3002441b7a24cf344c08d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:50.837737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030869/publication.mdobserved 4a4db1fb7ee03ba2ee39e499c2af47c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:50.817473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030869/publication.txtobserved bdb2583cfac21ecd11fe7fbbd10311b0...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. |
|---|