OT-2026-000028562
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000028562) never changes.
Identity and time
| Publication number | OT-2026-000028562 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-797b-aad0-1d1900374c69 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028562 |
| Status | PUBLIC |
Content hashes
| Canonical text | c13b10a09aa1368ea1b219dd19cb1184ac6d6b491bb76e512387c3fe5ac82b70 |
|---|---|
| Markdown | c593dba64bc81e96010454f640efe645fac7a1ca415390cc4c45608f5aa63404 |
| Publication page | abb59112fc726f1e3112f7d8eb129ec39663b9dde418e3c7684aa1db38aa9a65 |
| Manifest | 274bf9e396fb6d4d62c0cc1b8768d5536f19d65c7b7eddb8950f2878b9a15b7c |
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 | uaHxf7bTtajLg+iCBoB/cfbNTD8wKPM+jXEelXXoI+aefK5KWhO/8/2QE7qadyP2x9S0mgTRnpW5kFjyKo/kBA== |
| 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
| 2026-09-17T11:40:50.874396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028562observed abb59112fc726f1e3112f7d8eb129ec3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.856415Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028562/manifest.jsonobserved 274bf9e396fb6d4d62c0cc1b8768d553...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.839750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028562/publication.mdobserved c593dba64bc81e96010454f640efe645...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.821365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028562/publication.txtobserved c13b10a09aa1368ea1b219dd19cb1184...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. |
|---|