OT-2026-000018068
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000018068) never changes.
Identity and time
| Publication number | OT-2026-000018068 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-96fd-7c8b-8154-1b75a1c7d60c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:38.350302Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018068 |
| Status | PUBLIC |
Content hashes
| Canonical text | b472b2205b5dd81e06a46019f95f6c99300012fd28743a5a44e68bfcf052b41c |
|---|---|
| Markdown | a29cb4270ba299333aab710f152e933bc92a8ec33018e4dee1e824845f7c3859 |
| Publication page | 121f61ccb5785212c3c53f0e35ffef4dd8e9b578d7a22920f54ed11608bfb00c |
| Manifest | 8b3676860e1361e821d583129d47d7140df840c374b739cd21cd0287ee80f5f0 |
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 | ZeKNrKPcap6BM5rbkT40dk074o+r07ElE9WtVsdv6MN0mHoZRy/u6VdoxAfjsC59K+E2RT060oEjmg5ozcEDAQ== |
| 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
| 2026-09-17T12:02:06.497023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018068observed 121f61ccb5785212c3c53f0e35ffef4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:02:06.480623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018068/manifest.jsonobserved 8b3676860e1361e821d583129d47d714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:06.462755Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018068/publication.mdobserved a29cb4270ba299333aab710f152e933b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:02:06.445077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018068/publication.txtobserved b472b2205b5dd81e06a46019f95f6c99...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. |
|---|