OT-2026-000022748
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000022748) never changes.
Identity and time
| Publication number | OT-2026-000022748 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ea-7020-a598-2b7d0ba23dc8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022748 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f60e52cd7854a3023ff2a4752bd48eba49d442d54e2cb3b442b805289affaa7 |
|---|---|
| Markdown | f1291fd6cb02d532528e01d80252e753f99b7d22f8b83a7f3997fabec625fc04 |
| Publication page | 03cf34afeedbb8f5aee2a6bc20c3c1da8a6d872a8478245eabe3accf8a8f3f6e |
| Manifest | fd4ba3e5c0e70a3c7d04f5b8a8a40ea4a28b48e5cde620db7aa60e35a1713b90 |
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 | p9BCbxpVtOvWfWnhF07pq8vDWmTH4X5ja/bG1aU5XFEZiaLnwdc/Xwx/Mh71H1AuwS0yBTIc/rYT1T8FdR/kBw== |
| 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
| 2026-09-17T11:52:15.430217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022748observed 03cf34afeedbb8f5aee2a6bc20c3c1da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:15.412530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022748/manifest.jsonobserved fd4ba3e5c0e70a3c7d04f5b8a8a40ea4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.393125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022748/publication.mdobserved f1291fd6cb02d532528e01d80252e753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:15.374143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022748/publication.txtobserved 3f60e52cd7854a3023ff2a4752bd48eb...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. |
|---|