OT-2026-000003580
Publication integrity record
Porous face vacuum gripper, three stage ejector, pressure verified, contact triggered on the face
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-2026-000003580) never changes.
Identity and time
| Publication number | OT-2026-000003580 · never reused |
|---|---|
| Internal UUID | 01a0a90a-6ffc-7d1d-8399-f40947285d36 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:08.670946Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003580 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1a9596c07311d652fdb609cffe10a698ec46b97a799ce94992cf8ce108abaf7 |
|---|---|
| Markdown | 64d03110cff527a25a1145fef96254c308109a9b9b095559437e6b7bd1e9a4f1 |
| Publication page | 65d90f243231eea2c668bd6ce13ee20988049f17a0175f9dd3a7df7da79cc4b7 |
| Manifest | 17943de57df71af2a58d84c871875ba437d3784dc3a1adb21623975297f862cf |
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 | afAjA8YNjhFzqh1/+U4AqaQeiunkNobbYjtU15j7oBlqcftd7B9+2FwxTNz9qKFkotHEy9vKZH25tFJCkbOfDA== |
| 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
| 2026-09-16T08:40:37.914779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003580observed 65d90f243231eea2c668bd6ce13ee209...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:37.900054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003580/manifest.jsonobserved 17943de57df71af2a58d84c871875ba4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:37.885186Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003580/publication.mdobserved 64d03110cff527a25a1145fef96254c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:37.743477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003580/publication.txtobserved f1a9596c07311d652fdb609cffe10a69...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. |
|---|