OT-2026-000076409
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, pump fed, pressure sensor per zone, pulsed 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-2026-000076409) never changes.
Identity and time
| Publication number | OT-2026-000076409 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a70-7637-ac34-272aed389b61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076409 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b1abe907438574c9c781a043795df8854e280178dbdc3ba714b8dc96d3abb40 |
|---|---|
| Markdown | ce1d26e4d963e3acfce7a0fb01f9d4e4cf1444e3d3baf98ef04840f8bb75c5a3 |
| Publication page | b7b7fb4e25aab83b76eda42211b8a595859d0e1e5aafc33a756af1378bac33e9 |
| Manifest | ea2b70e41f76f7077a027e2ae48495f64a6293a426f00fd3a161bdd851812b7d |
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 | xwVpm/81mo5/aZB71JmAYY3178hT511wiVNYrq9UjZhxoWS8T4pwYwO9Oz6pfMvDszPFp7I/Ta//BLkK6+m2Aw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:12:21.294492Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076409observed b7b7fb4e25aab83b76eda42211b8a595...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:21.275521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076409/manifest.jsonobserved ea2b70e41f76f7077a027e2ae48495f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:21.256393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076409/publication.mdobserved ce1d26e4d963e3acfce7a0fb01f9d4e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:21.236190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076409/publication.txtobserved 1b1abe907438574c9c781a043795df88...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. |
|---|