OT-2026-000103443
Publication integrity record
Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pulsed blow-off after 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-2026-000103443) never changes.
Identity and time
| Publication number | OT-2026-000103443 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e460-7609-b61c-1640ad5850bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103443 |
| Status | PUBLIC |
Content hashes
| Canonical text | be48d87a2b9932931ce7a4c8ddcbaf54f7898904cc6c1829a35641e48d5312f3 |
|---|---|
| Markdown | 2e4fecc7e5a35373d9131f0823263651a17f1db7574c3c6f29d73298301231a7 |
| Publication page | 22b17784e1b8f9689b46d281d5a864550275199360a42bc511323b816e296c7a |
| Manifest | 3b50f17bcfa5c3cf8c3fc9760ed92d4223560bc5d38a9a7f314f8d2ae4369dc8 |
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 | qLW1HjNu2HH3QTmO5M7/tw6vfHBYlkVzLwSI+zA9eeWsaWBLbN7pq1Jefktun1oY7i3k38LL5lo8tlh6odgDAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:11.847497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103443observed 22b17784e1b8f9689b46d281d5a86455...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:11.830860Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103443/manifest.jsonobserved 3b50f17bcfa5c3cf8c3fc9760ed92d42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:11.812752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103443/publication.mdobserved 2e4fecc7e5a35373d9131f0823263651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:11.795300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103443/publication.txtobserved be48d87a2b9932931ce7a4c8ddcbaf54...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. |
|---|