OT-2026-000028942
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, 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-2026-000028942) never changes.
Identity and time
| Publication number | OT-2026-000028942 · never reused |
|---|---|
| Internal UUID | 01a0ae73-2a9d-7240-9179-c77df1c33409 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:38.288761Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028942 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3cde6af44ded754431a597a6e3bb85a2266242138ded89f47b8646ab41da347b |
|---|---|
| Markdown | 3a0f2d5be17fe40ed3bf867c55fc664d0dabc4c5c204e2adcd09c6dd7df0c339 |
| Publication page | 4612960fdc71c2997da713150a424e01cc92b9418649b0e2f83b998016fe7f25 |
| Manifest | 36ab3c8171a6d1214da9915cfa5592fd8d11edc8e9793572a7b3e9824787284a |
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 | h9QDaVirBwEFK81tcQexCX74hmNLsBx1KHLrfYVrEg1BAFiUUXRG4j2p9KZn+AWALUtTAbPcCxk6Cbg8gc5eBA== |
| 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
| 2026-09-17T08:20:24.205919Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028942observed 4612960fdc71c2997da713150a424e01...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:20:24.188243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028942/manifest.jsonobserved 36ab3c8171a6d1214da9915cfa5592fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:24.043245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028942/publication.mdobserved 3a0f2d5be17fe40ed3bf867c55fc664d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:20:24.024167Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028942/publication.txtobserved 3cde6af44ded754431a597a6e3bb85a2...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. |
|---|