OT-2026-000020295
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, pulsed blow-off before 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-2026-000020295) never changes.
Identity and time
| Publication number | OT-2026-000020295 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7d27-8e11-06366b4e263c · 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-2026-000020295 |
| Status | PUBLIC |
Content hashes
| Canonical text | e951c280613aba83b5380252333086c79748a96263585469be49a16e50349ca2 |
|---|---|
| Markdown | 81e4e583cb3782354e93d58d932e59dce34963df7c495a43ba211484c0d2a64e |
| Publication page | 3969d5543a135a044e217b630131b7edc3cdf1a156852bdd6cd2653dd17dc04c |
| Manifest | 04fb07cab5574d7af0996c15418fc4e78668e3ae3e60818a6fb162a2dce82f67 |
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 | GAS+gqKiOOEJTfVvFGfeLcqXF7xgXDVSsVwZqg03MrQ9jB6oxaaHE8gaMfhRKyroRzKJ700lW31ZKunYeQyhBg== |
| 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
| 2026-09-17T11:56:39.502693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020295observed 3969d5543a135a044e217b630131b7ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:39.484218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020295/manifest.jsonobserved 04fb07cab5574d7af0996c15418fc4e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:39.465331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020295/publication.mdobserved 81e4e583cb3782354e93d58d932e59dc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:39.443362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020295/publication.txtobserved e951c280613aba83b5380252333086c7...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. |
|---|