OT-2026-000028554
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028554) never changes.
Identity and time
| Publication number | OT-2026-000028554 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7a50-a8a3-c22486893987 · 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-2026-000028554 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e371f247f64c23ea2a05a81c951b935a7fad1bc0d2dd62a459a439860456d90 |
|---|---|
| Markdown | 4a67b8a7ed5de058f26a29ddd8fb4e109ddc5f900920657fc6838b1d4c8b8291 |
| Publication page | c11dc6dc30c51db9b846b5a7b8e2b6882de5ff9cdce0e29d918aaab8882cd83f |
| Manifest | c2a265c41bcd188e81ad2cd306f91b395525d7405fb5d774190984d0a0a17892 |
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 | hoIjULa02cJKGdXssRGFumZEF280zH83ur95RywLiBG9xjVWR7Fcq8oMom8gwghpk69eXee6ilewLeCf7oitBg== |
| 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
| 2026-09-17T11:40:50.273010Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028554observed c11dc6dc30c51db9b846b5a7b8e2b688...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.254981Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028554/manifest.jsonobserved c2a265c41bcd188e81ad2cd306f91b39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.235879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028554/publication.mdobserved 4a67b8a7ed5de058f26a29ddd8fb4e10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.216272Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028554/publication.txtobserved 3e371f247f64c23ea2a05a81c951b935...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. |
|---|