OT-2026-000047131
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000047131) never changes.
Identity and time
| Publication number | OT-2026-000047131 · never reused |
|---|---|
| Internal UUID | 01a0ae7e-d0f8-7aad-9c71-57bbffe7ddaa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:21.770727Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047131 |
| Status | PUBLIC |
Content hashes
| Canonical text | 70c5c3d339660302f3f27b2aed2b2b25b0647b1e42e2d6224afdd10b361abc7f |
|---|---|
| Markdown | 61e946148bb8075506b89bfe22a25b1fd1ec4e37a77935177f666b2de60af68e |
| Publication page | a43cfaadaed7969439e5ab808963104d5e4f30f49e6389e82872d7a81597a31b |
| Manifest | 2b60438fa156bdf7ecdcec3546d8c32650a81720b099107d5107ea87c7ff8a80 |
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 | io7pt+rdiHqrf2QDylgfmn2juJP8QjaJ2sUwqcpgwxrWvSmIS9Q+BlC92MPLpPSA0t0LqJ9xZhSblgoSqz8rCw== |
| 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
| 2026-09-17T11:10:27.828170Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131observed a43cfaadaed7969439e5ab808963104d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:10:27.808050Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131/manifest.jsonobserved 2b60438fa156bdf7ecdcec3546d8c326...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:27.790084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131/publication.mdobserved 61e946148bb8075506b89bfe22a25b1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:10:27.768420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131/publication.txtobserved 70c5c3d339660302f3f27b2aed2b2b25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:56.082950Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131observed a43cfaadaed7969439e5ab808963104d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:56.063108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131/manifest.jsonobserved 2b60438fa156bdf7ecdcec3546d8c326...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:56.045194Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131/publication.mdobserved 61e946148bb8075506b89bfe22a25b1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:07:56.025282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047131/publication.txtobserved 70c5c3d339660302f3f27b2aed2b2b25...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. |
|---|