OT-2026-000047491
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single 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-2026-000047491) never changes.
Identity and time
| Publication number | OT-2026-000047491 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e58-75a5-99fa-11f9470ec0ec · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047491 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba80dc3e21d9dcfe3423f190a4dcfb6536fb5a3e8e474db800cd418630bb19c8 |
|---|---|
| Markdown | eb43ef0130cc14ad0464fdd3fed56b4362a2f5108c25eaedf0f72addf5dc6333 |
| Publication page | 872a6f9731a2ca809e0d96fa99de74118de2949d2dba57aba1100a5aacbe8a96 |
| Manifest | 9af91ecae615f228916dbac6ccf86bcc71ad4a73bb00ff45dc75e40bc8a8fd98 |
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 | Itpzb3HDsZxEIBJLSclsyADMdsfQ1X1lxHazVx71yHtPtSy2UPs83mk50AwTFxGUhem1ypD79BSNcxBeVCWJAQ== |
| 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
| 2026-09-17T11:06:31.965838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047491observed 872a6f9731a2ca809e0d96fa99de7411...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:31.947026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047491/manifest.jsonobserved 9af91ecae615f228916dbac6ccf86bcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:31.926165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047491/publication.mdobserved eb43ef0130cc14ad0464fdd3fed56b43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:31.905225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047491/publication.txtobserved ba80dc3e21d9dcfe3423f190a4dcfb65...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. |
|---|