OT-2026-000028409
Publication integrity record
Six cup vacuum gripper, six 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-2026-000028409) never changes.
Identity and time
| Publication number | OT-2026-000028409 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7a59-9af1-7fd1785e5f0d · 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-2026-000028409 |
| Status | PUBLIC |
Content hashes
| Canonical text | fdaecf0ea180c955e232139a8e7654160805fdb36a20ee73f4bb196a7be0abe8 |
|---|---|
| Markdown | 59585643750b3456e722c19a7e38c9f9dd0efe2c752ef037f6509369284d80bc |
| Publication page | 6f36ba436bf3935bc762cec881dfec48313350cf4c9abac40473cf8a15a3313c |
| Manifest | b0665f387a95a59f76a2b7eac1ad547aa015911da844ceec102773d2dac1d244 |
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 | PBpPSaq1eeTd/MDM/wC5Xw7vu9HbsFXdYAW0UkOpTJlZeCw/tAHHhiXdcC8bQUkoS6ABwTYvryo6B3sb6y8cCQ== |
| 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
| 2026-09-17T11:40:32.291667Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028409observed 6f36ba436bf3935bc762cec881dfec48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.275040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028409/manifest.jsonobserved b0665f387a95a59f76a2b7eac1ad547a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.256738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028409/publication.mdobserved 59585643750b3456e722c19a7e38c9f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.238844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028409/publication.txtobserved fdaecf0ea180c955e232139a8e765416...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. |
|---|