OT-2026-000042291
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000042291) never changes.
Identity and time
| Publication number | OT-2026-000042291 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d73-7795-861a-b711e18a2bcd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ecf0a09eeb485b9b271461cf1c6b183faf93a5da4ee1118dc9f06c845b5e087 |
|---|---|
| Markdown | a8b31e2d7b3acff8572804ab9a3f3b2e71e16901ad9421eb1f94f36b98895ee4 |
| Publication page | f99f6d835caeff07b34f94528c6ea1747a325bfc40ee25f13bb3ab96198c73fe |
| Manifest | 8060bbefb5123cdcf2a3aab7fe06647647c372433e4ce097437e44cf1024ade9 |
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 | l+jvdxYIl6PRGN+w7WoWQ9VBFpIUzv2d8fatySDJfktfjbXQDIYn45Y5VknpbvVX6+CCzmuF9nkZzxcWAq7cAg== |
| 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
| 2026-09-17T11:15:59.240924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042291observed f99f6d835caeff07b34f94528c6ea174...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:59.216490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042291/manifest.jsonobserved 8060bbefb5123cdcf2a3aab7fe066476...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:59.197996Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042291/publication.mdobserved a8b31e2d7b3acff8572804ab9a3f3b2e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:59.179025Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042291/publication.txtobserved 9ecf0a09eeb485b9b271461cf1c6b183...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. |
|---|