OT-2026-000090791
Publication integrity record
Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, 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-2026-000090791) never changes.
Identity and time
| Publication number | OT-2026-000090791 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-718e-91a2-54ee7a83c4f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090791 |
| Status | PUBLIC |
Content hashes
| Canonical text | d0191801b501c8c5d96a5a71fca34d8bdad71a21f677a9b20de7ce075a9bb663 |
|---|---|
| Markdown | dfe3b77f62d969aa30216e57770115d9dd702c9a671871e687d647043431ed15 |
| Publication page | b4a70f252b2ef626e72dddce7ce38b94d68af9d5d5acda4951bce4993bc3d87d |
| Manifest | 157b283d9b3a96727cd5fd2723b3eb1a5d3a4df7805e4841e6cde248d9a71bab |
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 | yoRTaWRLfv8Jx+Fwai3EyzpykXYC+DRTote8D/wapYx6D3JP1i+QbhQVtv7XyF+SrVkIL7SBzxuK9cJ6DZ0EDQ== |
| 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
| 2026-09-17T09:44:59.834849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090791observed b4a70f252b2ef626e72dddce7ce38b94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:59.817213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090791/manifest.jsonobserved 157b283d9b3a96727cd5fd2723b3eb1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:59.799562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090791/publication.mdobserved dfe3b77f62d969aa30216e57770115d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:59.780922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090791/publication.txtobserved d0191801b501c8c5d96a5a71fca34d8b...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. |
|---|