OT-2026-000028506
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, two 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-2026-000028506) never changes.
Identity and time
| Publication number | OT-2026-000028506 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7ef5-a8b1-28fa0e659b1e · 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-2026-000028506 |
| Status | PUBLIC |
Content hashes
| Canonical text | df58cdb11819088cc2dc83f7a36041d51d93ba3902727239964607fe36982795 |
|---|---|
| Markdown | 6d8881e6dcdbb154e5ef96d5425eb126c75d19dc483727cf17c73cc618954df5 |
| Publication page | 94f8a376249af7bf8508204ebc8f7108c30efc25b02ec119f4fbb741953ce6de |
| Manifest | 8cf7da4d3a0823017472c8b3055a70801fe2a3e1a84a60706d08e27f5c20b308 |
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 | IfBrtV3OUY8oyPqsALkjPsWu/GjIBhjc1P18px+7bfUoVphOb62rD++PTBQqSFqDCGwCm2WDLeKI3MCB76mbDA== |
| 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
| 2026-09-17T11:40:46.235659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028506observed 94f8a376249af7bf8508204ebc8f7108...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:46.216457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028506/manifest.jsonobserved 8cf7da4d3a0823017472c8b3055a7080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.194324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028506/publication.mdobserved 6d8881e6dcdbb154e5ef96d5425eb126...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:46.173401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028506/publication.txtobserved df58cdb11819088cc2dc83f7a36041d5...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. |
|---|