OT-2026-000004559
Publication integrity record
Porous face vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, contact triggered
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-2026-000004559) never changes.
Identity and time
| Publication number | OT-2026-000004559 · never reused |
|---|---|
| Internal UUID | 01a0a91b-f277-74ae-95b0-fccaf3622bc4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:16.186297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004559 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5d06afd1b36bebb981c3b73eab748431da0132edd01c8abbb82f341a80e17a61 |
|---|---|
| Markdown | ca4d583bb94202a0448504000c485a05ea4ed66d3d90227b78dbaa23154bade2 |
| Publication page | ddb0c3c68aac3b96f877905450e1d1371c81df3d1b7a67d95e0d00bd0e2e6d5e |
| Manifest | 5e4906ad8eabb8b9b5079c147274cdc4c316ec56b3232024e1c7a887f93a65c5 |
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 | 7I4XfO1hn4ALvYnttJXD2RtdlGIlFCw2LKOsM1KZEUZLurnLGz2LDJHMelVp3HAswX9pzT4W09A98ze3g2wnDA== |
| 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
| 2026-09-16T07:30:14.882813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004559observed ddb0c3c68aac3b96f877905450e1d137...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:14.871733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004559/manifest.jsonobserved 5e4906ad8eabb8b9b5079c147274cdc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:14.737470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004559/publication.mdobserved ca4d583bb94202a0448504000c485a05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:14.724630Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004559/publication.txtobserved 5d06afd1b36bebb981c3b73eab748431...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. |
|---|