OT-2026-000020569
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump 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-2026-000020569) never changes.
Identity and time
| Publication number | OT-2026-000020569 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-72cf-89a1-41c08b428235 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020569 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca8e75f9d95d28346bfe2f376677cc773aa2d80b8cd46f1364434adc4d864cd0 |
|---|---|
| Markdown | 7c129a1292b5abda2635b6accd3b4aac030d359876996b3c67a0992339de32e4 |
| Publication page | 5b95c4587973b6589d7d95bfc77c3833c1e76f0f5d76970d006e5a16375c6329 |
| Manifest | c58cbd8502676b5b623f8e95751f8548759a9cf503d56f652901fae51f22d86a |
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 | 9myUk1aqoJtUClQWasrAf25WjfwKeg/3/cK8z8y4RKdVLb6KhJKEjnK1g6ITXmuILl7aBk5iT6kmjeYxyxFNBg== |
| 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
| 2026-09-17T12:00:41.414381Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569observed 5b95c4587973b6589d7d95bfc77c3833...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:41.396349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569/manifest.jsonobserved c58cbd8502676b5b623f8e95751f8548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.378183Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569/publication.mdobserved 7c129a1292b5abda2635b6accd3b4aac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:41.359223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569/publication.txtobserved ca8e75f9d95d28346bfe2f376677cc77...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.184765Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569observed 5b95c4587973b6589d7d95bfc77c3833...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.167705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569/manifest.jsonobserved c58cbd8502676b5b623f8e95751f8548...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.150196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569/publication.mdobserved 7c129a1292b5abda2635b6accd3b4aac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:36.131979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020569/publication.txtobserved ca8e75f9d95d28346bfe2f376677cc77...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. |
|---|