OT-2026-000071407
Publication integrity record
Two cup vacuum gripper, two zone face, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000071407) never changes.
Identity and time
| Publication number | OT-2026-000071407 · never reused |
|---|---|
| Internal UUID | 01a0ae91-e0ed-74a2-b9bf-bd5609f5f15a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:11.039722Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071407 |
| Status | PUBLIC |
Content hashes
| Canonical text | f9c73f1a66554561cce1d0d29df3e81700abed5f35c2557ab90f19891678f2b3 |
|---|---|
| Markdown | 2d5c03164f95680b94cea1e3338f9d5ff06696bdd5f452888b7fd4ca9b11ac5c |
| Publication page | 3ccf1fb988869ff0ef6b8203d851e72183a0a75d5f0695d30c8d61839d7408d3 |
| Manifest | fad84fe40502683a8b918841aa2241ebd0d7ff492fcc66dac50183e4f4ef5a4a |
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 | PXnbXod1jmL57DWKHh8YuVix6yIHuAqX+dUBcn+BipjnJ/UEC7cpOzLzID6mc+m4y/mqCjwbxIkMYdbUBi/SAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:25:02.077976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071407observed 3ccf1fb988869ff0ef6b8203d851e721...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:25:02.060894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071407/manifest.jsonobserved fad84fe40502683a8b918841aa2241eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:02.042646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071407/publication.mdobserved 2d5c03164f95680b94cea1e3338f9d5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:25:02.025424Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071407/publication.txtobserved f9c73f1a66554561cce1d0d29df3e817...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. |
|---|