OT-2026-000028406
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, single stage ejector, 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-2026-000028406) never changes.
Identity and time
| Publication number | OT-2026-000028406 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7e37-8226-c27ba5287422 · 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-2026-000028406 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2a0c4aaa566d717a3e568f6c53ce5dfcf2c485d7f9ddba4038857a1f898a980b |
|---|---|
| Markdown | a36cfbaccc3dd058f378002d0a3b3e43dd4b6292922e7f73395f38cd1a4dd02b |
| Publication page | 9b499f9fd14d4d925f470f0744025a0ecad02791e3c6040d32b579c71de4ed1c |
| Manifest | 272eac344e0e403f8d36755a0c9514b89d08543f332acdb61b8fc1bff41fb93c |
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 | TbwBjaVYLaxLzt9+678xsD0vrYyf2KkqnEVxBP+3PQ+KipKq2SjFyJKYWYv0Ysw+1lJO+q+He7PCTOAphO3jDw== |
| 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
| 2026-09-17T11:40:32.068833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028406observed 9b499f9fd14d4d925f470f0744025a0e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.050803Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028406/manifest.jsonobserved 272eac344e0e403f8d36755a0c9514b8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.031316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028406/publication.mdobserved a36cfbaccc3dd058f378002d0a3b3e43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.014108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028406/publication.txtobserved 2a0c4aaa566d717a3e568f6c53ce5dfc...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. |
|---|