OT-2026-000019226
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000019226) never changes.
Identity and time
| Publication number | OT-2026-000019226 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-712e-b086-795ba1ccf0a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019226 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a97194ad14c7a3bcacb13d8bb43e89e392dee0d18bf28c97b6ed4665813dc74 |
|---|---|
| Markdown | 998f3e258bd48ef38b8d8d38d8228b87ee3f2a116ac60c6037e69483e2c8abe7 |
| Publication page | 1d79037ea8e6fc5fcd1cf5b422d1698dd83eedc0770827cc7ad6cb91916769e9 |
| Manifest | 163339fd75f4b811b6f2d0991ac73b3abb8de3b279687887ff0b69344dc23b0b |
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 | zOM9y6ndo6V3cw4pF6v4c6A+WIAsWGaYsIFEOn3I5YoOG6nOt32YPE1RP3AU57hphNd14dJ4orjy/7OT51Q4DQ== |
| 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
| 2026-09-17T11:58:33.118350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019226observed 1d79037ea8e6fc5fcd1cf5b422d1698d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:33.100093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019226/manifest.jsonobserved 163339fd75f4b811b6f2d0991ac73b3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:33.080856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019226/publication.mdobserved 998f3e258bd48ef38b8d8d38d8228b87...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:33.063058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019226/publication.txtobserved 2a97194ad14c7a3bcacb13d8bb43e89e...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. |
|---|