OT-2026-000006683
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, vented before set down, silicone cups, oval form
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-2026-000006683) never changes.
Identity and time
| Publication number | OT-2026-000006683 · never reused |
|---|---|
| Internal UUID | 01a0a963-cf1f-7d34-bf69-34fc7a77bfc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:44:45.730133Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006683 |
| Status | PUBLIC |
Content hashes
| Canonical text | b22413c1d291cb5623e16057a052c3ebd021c1ca98c161ae9f2fe29f96ba155f |
|---|---|
| Markdown | fd8157f4567f022177f5fc2be914826849a8e22435723479cd69b9fa19883c18 |
| Publication page | f1f9c17192d232d05b6264e280e6391195a2a0326ae74082cfde4583d9dcd370 |
| Manifest | 9ce337bbf3b374d79a89471f5791cc5ad5fb344b256810ceca0b3bef98a8ec24 |
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 | YoFQsvt3G3dKFKOHhYV+jgcWTuFQmXt02sMYDJ2aGFHXJXUzrFkJhnRt5hbX8xaTX9U2sYZtkYuExEUYANyqAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:17.699244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006683observed f1f9c17192d232d05b6264e280e63911...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:17.685704Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006683/manifest.jsonobserved 9ce337bbf3b374d79a89471f5791cc5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:17.671678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006683/publication.mdobserved fd8157f4567f022177f5fc2be9148268...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:17.658142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006683/publication.txtobserved b22413c1d291cb5623e16057a052c3eb...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. |
|---|