OT-2026-000090556
Publication integrity record
Foam pad vacuum gripper, four zone face, three 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-2026-000090556) never changes.
Identity and time
| Publication number | OT-2026-000090556 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f2f-7309-8328-4baabe956945 · 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-2026-000090556 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7f1726a543c5a819604207c877a048a8a8778909df5c8579a4bc6e23b97298b |
|---|---|
| Markdown | f9dd8fb74db6491c1bad967df2cbd39703aa113f9dfa2c56d7345583252231dd |
| Publication page | d76d69de66225642fbe17e47ebe62001f4119126ebc3e32bab8bda5d7076720b |
| Manifest | 14f917ebb30239eb62eb18d2fccf933887d849a7fb10f563baa1e337ee93dd46 |
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 | iGgfa3sWiyA+q0Hstts0wNct87p8VEALgsg0YE7GgyMosRTxp9eRidCvGKep9DKYN7/+MDwX3GBGrPJd+RWCBQ== |
| 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
| 2026-09-17T09:44:43.824537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090556observed d76d69de66225642fbe17e47ebe62001...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:43.807938Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090556/manifest.jsonobserved 14f917ebb30239eb62eb18d2fccf9338...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.790517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090556/publication.mdobserved f9dd8fb74db6491c1bad967df2cbd397...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:43.770644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090556/publication.txtobserved a7f1726a543c5a819604207c877a048a...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. |
|---|