OT-2026-000018721
Publication integrity record
Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000018721) never changes.
Identity and time
| Publication number | OT-2026-000018721 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-795e-965d-ce8fea796dc0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018721 |
| Status | PUBLIC |
Content hashes
| Canonical text | 644a4bbb3f306b23563051839caa2f19a55154a53c89c20b515340ff41a388c1 |
|---|---|
| Markdown | bf51dcab244039000996ce51d6adfdf6e6b2a431937a16b06bb070631caa33dd |
| Publication page | 8f5ef848e7c4c33a7e3921a5591dec722c7e550d7bb7858df7a2f51626e60290 |
| Manifest | bbe4563fac116e7671d52d38377782f22d01a4624f585b5c86f5f14c326d8df3 |
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 | PMVzNzQ3C09TMCHvXmBAZDqXRkRNGXrAZRozk2NGcFB30X+OUc0bwo3kMN4mScKZQ1Zwwu78GegurjwU/hEnBg== |
| 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
| 2026-09-17T11:59:19.655596Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018721observed 8f5ef848e7c4c33a7e3921a5591dec72...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:19.635569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018721/manifest.jsonobserved bbe4563fac116e7671d52d38377782f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:19.617867Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018721/publication.mdobserved bf51dcab244039000996ce51d6adfdf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:19.599314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018721/publication.txtobserved 644a4bbb3f306b23563051839caa2f19...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. |
|---|