OT-2026-000018306
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000018306) never changes.
Identity and time
| Publication number | OT-2026-000018306 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7141-9f21-41db87480ba5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018306 |
| Status | PUBLIC |
Content hashes
| Canonical text | 19dd54f415df410d24550f86e4e9a79ad13c16b480f51bd1c0277e0e2383b8ca |
|---|---|
| Markdown | 341bfeb0a79d048f49d824936f685a1b99da663a08662e0c1d7f4f5848f8dca8 |
| Publication page | 1c09ed355469bb8b8cb933a68af223f74577fed4d971015377d563cce2c70aa6 |
| Manifest | 8282ff355efb98bf6d538ec54b0677b5bdb2370668feeb2da1004585b6497a64 |
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 | VYVbRYx1yJ2KpzrJAbDad5PGphWYY++egqVXFYo/ZeGKgz9c4msIgeUOBM9xPcf1/aZTSTbQ1qAn+qwhGVOjDQ== |
| 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
| 2026-09-17T12:01:02.476792Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018306observed 1c09ed355469bb8b8cb933a68af223f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:02.459474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018306/manifest.jsonobserved 8282ff355efb98bf6d538ec54b0677b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:02.442389Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018306/publication.mdobserved 341bfeb0a79d048f49d824936f685a1b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:02.425748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018306/publication.txtobserved 19dd54f415df410d24550f86e4e9a79a...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. |
|---|