OT-2026-000028559
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, three stage ejector, 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-2026-000028559) never changes.
Identity and time
| Publication number | OT-2026-000028559 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-732a-ad88-96cde354d87f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028559 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55c23872cdaf8d85416b17d94a257915f2c82224f963d181a834b8706eac6f18 |
|---|---|
| Markdown | 150208e993cc27998e3a8ad7d3cebc115973518b363a0fa0e8fd302831f7ca02 |
| Publication page | 48795e051b9b628e8ce9baba19a42c5ab8806e72c0c6bb3125636422e8c953e2 |
| Manifest | 7705d7c079bb01c3ad56ec2b2f4f46907b73a614c0139a2f2dddd803125ef25d |
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 | /kUVB3SU9Ob0fg58hJ8oPtIqylXF5ipD0pNZDShfPSoJrm7GyLJSHBDnx3wKiBiFE4pyQwWbnTw/UxJkAXCPDg== |
| 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
| 2026-09-17T11:40:50.649191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028559observed 48795e051b9b628e8ce9baba19a42c5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.628960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028559/manifest.jsonobserved 7705d7c079bb01c3ad56ec2b2f4f4690...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.611273Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028559/publication.mdobserved 150208e993cc27998e3a8ad7d3cebc11...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.593522Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028559/publication.txtobserved 55c23872cdaf8d85416b17d94a257915...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. |
|---|