OT-2026-000029074
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000029074) never changes.
Identity and time
| Publication number | OT-2026-000029074 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9f-7d4c-82f7-e541f9700983 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029074 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8fa0587deb55ba0021ac468283381ae6623b9138b33fb52b54ee8b43c76120d1 |
|---|---|
| Markdown | ac088ad8e274b9dce2ea3b1de9bcf7eeb11707118acf9104aabbc37020d9c05d |
| Publication page | 047e46fd8918198d0e746896127946c007369c27189ad49c9299ce624e2d687d |
| Manifest | 99bf2b856eb7c948d0d6f9ec1ba5c48566d18b66ccf80ab9b4926976043ae95f |
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 | n6RpR0JshreH8oGaoTfm1C71by8nbPdlNQbD8LomqwndA+SRhA52KRUEu8ZbGDGOl8SvC7xblOBBLh7QwSXyAQ== |
| 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
| 2026-09-17T08:20:46.226529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029074observed 047e46fd8918198d0e746896127946c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:46.208547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029074/manifest.jsonobserved 99bf2b856eb7c948d0d6f9ec1ba5c485...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:46.188340Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029074/publication.mdobserved ac088ad8e274b9dce2ea3b1de9bcf7ee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:46.046122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029074/publication.txtobserved 8fa0587deb55ba0021ac468283381ae6...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. |
|---|