OT-2026-000047819
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, pump fed, pressure sensor per zone, pulsed blow-off before 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-2026-000047819) never changes.
Identity and time
| Publication number | OT-2026-000047819 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-c420-791e-afed-61633d8e9312 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:33:24.028554Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047819 |
| Status | PUBLIC |
Content hashes
| Canonical text | e80fe495d1504fdaf585a9e88e525aaf533952adf68395566ee07e3c6eb40aa9 |
|---|---|
| Markdown | 075522e9940caaf960aeea08cbcc310f7651a3a6e5f05067eccc97f61b2971ce |
| Publication page | c26479b95af492b473a3677d08d126946c45612c16faae0fea19430c78283650 |
| Manifest | 6bc6438b3b1d1327ea225356b9eaaf33c7cf8cfa23ea3f4ba93ba91ae76a5d2a |
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 | r0lCbVC8LOudIC/zU4ZQgxVPT+xPY3AEODk2XzM4wnHT7/AFNnf72dktE0/W194edAiNGieOlygMSCJf7zOOAA== |
| 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... |
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Independent retrieval
| 2026-09-17T11:05:43.613700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047819observed c26479b95af492b473a3677d08d12694...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:05:43.595634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047819/manifest.jsonobserved 6bc6438b3b1d1327ea225356b9eaaf33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:43.574379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047819/publication.mdobserved 075522e9940caaf960aeea08cbcc310f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:05:43.555086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047819/publication.txtobserved e80fe495d1504fdaf585a9e88e525aaf...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. |
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