OT-2026-000031943
Publication integrity record
Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, 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-2026-000031943) never changes.
Identity and time
| Publication number | OT-2026-000031943 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad2-73b5-b6bb-9f1ab23411e0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031943 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d0e888520caf47c2103a813420b9406c18ba72a9b0c0e531d9eb0e8afc74e3f |
|---|---|
| Markdown | 9ec39d879ffb754e596744306321e993553a72e1b1fceb4768f5eb6dcbbe525d |
| Publication page | 73b09d6925e2f1e48ef81077ac032900554b027722fad10d497e73eeadd0ee91 |
| Manifest | b12496bd80b2166515d07df2909835a8316f6bccba99ffe6cf1fb13bf007cf69 |
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 | yCCA+7nqskCsWoDbgDdRk6mir831G7L/GexOYPMrYjr4ck9z1WfkmufcbrANbRPMb7eDhr5T6i9QMaACxSXIAw== |
| 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
| 2026-09-17T11:35:13.607900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031943observed 73b09d6925e2f1e48ef81077ac032900...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:13.585535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031943/manifest.jsonobserved b12496bd80b2166515d07df2909835a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:13.564353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031943/publication.mdobserved 9ec39d879ffb754e596744306321e993...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:13.541309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031943/publication.txtobserved 9d0e888520caf47c2103a813420b9406...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. |
|---|