OT-2026-000028558
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028558) never changes.
Identity and time
| Publication number | OT-2026-000028558 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7b70-ae83-c55cf6541daa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028558 |
| Status | PUBLIC |
Content hashes
| Canonical text | dd1daf076f40fb0e72198ab88853ae58b40e1227dc543f28658f31b72305b1a4 |
|---|---|
| Markdown | df7aa0ba88bee84260b8fe974423d98b29ffd1168b1c4844be3b9f40d5292628 |
| Publication page | 4f6047818c807441407f91b1c467c4ca2fdc8a520969400e6e9d3e1bccca2bf8 |
| Manifest | 2b24f3f7a2c34e5bda8a41a4dbdbfbd437537c06509e2549172f41dceec889cf |
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 | izGJQK7kFoHgWraZ9IEqTJm4l72rU1jX9giBbo6yj0lNHQdJabUIHvAoIFJBAEsuun7Vntnfb7LGxFt2gDKxBw== |
| 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
| 2026-09-17T11:40:50.570951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028558observed 4f6047818c807441407f91b1c467c4ca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.552794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028558/manifest.jsonobserved 2b24f3f7a2c34e5bda8a41a4dbdbfbd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.535440Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028558/publication.mdobserved df7aa0ba88bee84260b8fe974423d98b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.517579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028558/publication.txtobserved dd1daf076f40fb0e72198ab88853ae58...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. |
|---|