OT-2026-000020192
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, 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-2026-000020192) never changes.
Identity and time
| Publication number | OT-2026-000020192 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-79bd-b5db-f524f4ce7cb5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020192 |
| Status | PUBLIC |
Content hashes
| Canonical text | 44e3e0fa3477fd61aa3083cd45661714c439215b56c67106510cfd794b4e08cd |
|---|---|
| Markdown | a1821b0677fbf99bf251afc91ac1b6dd9ce1283771911309887bfcfc729c36fd |
| Publication page | 353e7cd8aca41ab89d989459c17906eb3e99e06779022aa3c73f15a16f0fa048 |
| Manifest | 3081dbec264cc53aa67222e475cca14daca7a1d70e807d3342e226b16f2cf468 |
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 | 0puD02f0vVptngPLtLzTRGkF4tnF8/gPt7mWUcg+a7KTwLD9Dq2fNpE3c7j6rcQH5boXNSWdCy7LUadDOc+OCg== |
| 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
| 2026-09-17T11:56:31.227579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020192observed 353e7cd8aca41ab89d989459c17906eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:31.209963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020192/manifest.jsonobserved 3081dbec264cc53aa67222e475cca14d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.193243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020192/publication.mdobserved a1821b0677fbf99bf251afc91ac1b6dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:31.176096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020192/publication.txtobserved 44e3e0fa3477fd61aa3083cd45661714...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. |
|---|