OT-2026-000003847
Publication integrity record
Vacuum cup gripper, two zone face, common isolation valve, plant vacuum fed
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-2026-000003847) never changes.
Identity and time
| Publication number | OT-2026-000003847 · never reused |
|---|---|
| Internal UUID | 01a0a90b-3d26-7de1-b416-5577fda82484 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:01.192725Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003847 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1d5ca7bc35e000376c7c610db806d5ccc3ecbbe0f178816e0a25e250a857cb98 |
|---|---|
| Markdown | 5e9f10b14ed5cc722a308662371733aee693f7b8359d3ecd7d71ba831b3a75f4 |
| Publication page | c7da2a81c79e1d641cc21130687a3086dcb39e2aeaae86a095356b7b4a2b2fe3 |
| Manifest | e1cbf2b67d612654f5b5527aea43567a2b813d159e307c28669652e0382eb87a |
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 | nSLv8H3v/Z3IIS43ZWkOUn/pZ9CfC62U471nx8BcduU5jJgADTu+zBgBiM7CbGOucnGkVvw48oFE1Lnc+itOCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:16.783198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003847observed c7da2a81c79e1d641cc21130687a3086...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:16.768075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003847/manifest.jsonobserved e1cbf2b67d612654f5b5527aea43567a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:16.755108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003847/publication.mdobserved 5e9f10b14ed5cc722a308662371733ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:16.741188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003847/publication.txtobserved 1d5ca7bc35e000376c7c610db806d5cc...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. |
|---|