OT-2026-000057161
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057161) never changes.
Identity and time
| Publication number | OT-2026-000057161 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5ba-78db-b8fd-38d1cb43fdbf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057161 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d8a9dbe2c4c648de0d4df6fe9401192d2820a60c5c1245b120fc2577ce893c8 |
|---|---|
| Markdown | 66ae1143d68463e5cd201c2aa7ecf61a132cdf8dc47e8e066ba55e32c63360a1 |
| Publication page | c453909d54311456fbeb459f8cf0ca7dc7174b0cf6cf2453b223813af4b1cdab |
| Manifest | dfea6e0fdf2a708d3cbed1ad3895330008412eefee4f55e025a2acb76c1c62e6 |
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 | JFwxniD8JmAO5ld3coBTW5qYbsFzKFpOq9cfOgxyuz0dgYyWLApjTWZlHlXQYU4rMIAVo0cXs8OiUfd6rxwjDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:50:10.304988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161observed c453909d54311456fbeb459f8cf0ca7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:10.287304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161/manifest.jsonobserved dfea6e0fdf2a708d3cbed1ad38953300...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:10.269732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161/publication.mdobserved 66ae1143d68463e5cd201c2aa7ecf61a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:10.250340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161/publication.txtobserved 8d8a9dbe2c4c648de0d4df6fe9401192...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.611534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161observed c453909d54311456fbeb459f8cf0ca7d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.595000Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161/manifest.jsonobserved dfea6e0fdf2a708d3cbed1ad38953300...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.576960Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161/publication.mdobserved 66ae1143d68463e5cd201c2aa7ecf61a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:17.558832Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057161/publication.txtobserved 8d8a9dbe2c4c648de0d4df6fe9401192...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. |
|---|