OT-2026-000090834
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000090834) never changes.
Identity and time
| Publication number | OT-2026-000090834 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7217-801b-9c773ddf0070 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090834 |
| Status | PUBLIC |
Content hashes
| Canonical text | adaac0b8a3b81e7b533171f94dbc4f911e30300cae5b0c5a014f3977791bf9c5 |
|---|---|
| Markdown | 653030ebcb47e157fe5ccb15709a06dff20335b175c09473c1c20523e00e076d |
| Publication page | 6295adf442ce4e5fbb4adb9cf9acd834637038ec24627e1c06d0b1620e25d2b1 |
| Manifest | 4524858a473c4ae242649fe0c529e25aef48cc8101753d0783b1df4d883ec683 |
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 | BB1L7fAZRSPuKdVDFLdK+e/mQAu7ZrQpQM4KApUjoA/tnMrin22x33PVQ35OAaMp10R288Z4UgUZnugsj6VqCA== |
| 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
| 2026-09-17T09:43:52.754605Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090834observed 6295adf442ce4e5fbb4adb9cf9acd834...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:52.738303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090834/manifest.jsonobserved 4524858a473c4ae242649fe0c529e25a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:52.721310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090834/publication.mdobserved 653030ebcb47e157fe5ccb15709a06df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:52.705433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090834/publication.txtobserved adaac0b8a3b81e7b533171f94dbc4f91...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. |
|---|