OT-2026-000030043
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000030043) never changes.
Identity and time
| Publication number | OT-2026-000030043 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-7ab3-bf96-4061f6a0dbf4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030043 |
| Status | PUBLIC |
Content hashes
| Canonical text | efc6fa8fa34be11d8df1d27bd2319b0724f69bdfd66eb7ef556deb8992c27204 |
|---|---|
| Markdown | 14b4100a6fdb13d50de0fd0e2e87a3debc7622514a6f4f58d492ba9b2cfaba94 |
| Publication page | 79bbcc17a48190297f45f94288ee408432d783a95584df1795ba2c9bf415078d |
| Manifest | 989cd043c35316f016f27f4f720fd5f3271abdcad7b9d2272e07c3ef676d77a3 |
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 | ZxSQ7tNOmyFkMLtPC9z083imeqecDSEdSxgRId/SLhB2YFgjR+lDIYoOfWf0xo96k1+Q7qtD9yNYDsVfNISoCg== |
| 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
| 2026-09-17T11:38:46.871873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030043observed 79bbcc17a48190297f45f94288ee4084...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:46.854793Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030043/manifest.jsonobserved 989cd043c35316f016f27f4f720fd5f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:46.838087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030043/publication.mdobserved 14b4100a6fdb13d50de0fd0e2e87a3de...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:46.821038Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030043/publication.txtobserved efc6fa8fa34be11d8df1d27bd2319b07...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. |
|---|