OT-2026-000071981
Publication integrity record
Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line 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-2026-000071981) never changes.
Identity and time
| Publication number | OT-2026-000071981 · never reused |
|---|---|
| Internal UUID | 01a0ae92-47c0-7110-9a9b-507767960f49 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:37.365346Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071981 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a1ba5ff10ea1908a22120759e798c39fc49a30a1c5f01e2136b1f2ffe35a41f |
|---|---|
| Markdown | 4952ac9c374b89e1c420e42042ea326aa55af33a70db729570a2176b1bfa49ec |
| Publication page | 58d5c1109405dd72e36f4a665167d70c459f82fdff7591fccd42007e4fd0fed5 |
| Manifest | c060c25ff4cad408e45e1e8e657d777b8b098e47e7fc01eb50f7482c67dee9a8 |
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 | j/DKbNDtrfVl+KBG8WFzqBj8rwuZHmnNqLZjoAPUn9Ivy7MPlaXtD75RpdXNy6zlI4J+wWn6KNayuLfploHIAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:23:02.013813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071981observed 58d5c1109405dd72e36f4a665167d70c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:23:01.995058Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071981/manifest.jsonobserved c060c25ff4cad408e45e1e8e657d777b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:01.978894Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071981/publication.mdobserved 4952ac9c374b89e1c420e42042ea326a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:23:01.960642Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071981/publication.txtobserved 2a1ba5ff10ea1908a22120759e798c39...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. |
|---|