OT-2026-000031724
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, supply line 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-2026-000031724) never changes.
Identity and time
| Publication number | OT-2026-000031724 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bad0-764b-b778-f37c1fdaad01 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031724 |
| Status | PUBLIC |
Content hashes
| Canonical text | ffd6dcbd3b18c2b70291a0aa8ddbb5e317b8a5b6b11683dd3edea9523ef17bc6 |
|---|---|
| Markdown | 24e18af6d4efd16f9ccb8a0bb551de3688cbc33dfdc94bf1b0b4597935c771cb |
| Publication page | 1a472b5fd59e92c5e1c7fb43547f0244c1fb57efc91cbc429d40775d7dd45155 |
| Manifest | e2aae15e7853d42b8594cb0eb96330e96de538913be0c58694eb7ee512f631a4 |
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 | YPHToxMUDnpZCtk0zQDP9Uv36pNUpi0uqE1vP6kXhVTZ4Wk4hMf9mnrTB9b56khptndYLe7MYL2rkXboeHb5Bg== |
| 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
| 2026-09-17T11:34:50.242927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031724observed 1a472b5fd59e92c5e1c7fb43547f0244...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:50.224406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031724/manifest.jsonobserved e2aae15e7853d42b8594cb0eb96330e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.208583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031724/publication.mdobserved 24e18af6d4efd16f9ccb8a0bb551de36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:50.191939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031724/publication.txtobserved ffd6dcbd3b18c2b70291a0aa8ddbb5e3...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. |
|---|