OT-2026-000020157
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000020157) never changes.
Identity and time
| Publication number | OT-2026-000020157 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4379-7f0d-8804-297dcfa0a0dc · 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-2026-000020157 |
| Status | PUBLIC |
Content hashes
| Canonical text | 103a23ca1cbbbeef17930eb13a41f88616cfada2a665e9312178e749ff41edc2 |
|---|---|
| Markdown | 459c9d2896f13fc9f4c031f8b160dda2d3867a5397cd14c286a1ef8254d83a7a |
| Publication page | 2008958229f71eb08eda7b965eb520a461ba778c1ae23255257cab83179469d8 |
| Manifest | b7bd870cd239b853530886bed3030a44476f51323ce61fc17b3bce781db890c8 |
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 | utQA0xu8bA2z6kNJkF5fz09jAZLZkshy/jHxTg13LLCdZV2rdiAx+ixxVBkM3vH3tTKardJ08EqMEVbbUugLBQ== |
| 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
| 2026-09-17T11:56:28.374812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020157observed 2008958229f71eb08eda7b965eb520a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:28.357706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020157/manifest.jsonobserved b7bd870cd239b853530886bed3030a44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.298941Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020157/publication.mdobserved 459c9d2896f13fc9f4c031f8b160dda2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:28.240877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020157/publication.txtobserved 103a23ca1cbbbeef17930eb13a41f886...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. |
|---|