OT-2026-000090849
Publication integrity record
Foam pad vacuum gripper, four zone face, per zone isolation, pump 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-2026-000090849) never changes.
Identity and time
| Publication number | OT-2026-000090849 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7c52-bb0d-233b1b08b25b · 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-2026-000090849 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6eddf240e6f7eb6771637102d66175699a1b621e48896c8b1eb7ad9fce910eef |
|---|---|
| Markdown | 866cbdc2d05a145d02dd9f629c1698c7d5d23b4f96634cad098c8789eb9da4bc |
| Publication page | 5e83a4023112621188a7ea900148e021062c9d2197a6ebbb768ac944eff034ed |
| Manifest | 3fdfdb63be93b90b9866a27f5d4ce89c6f762e776abb0cef6eceb5920d6faf0d |
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 | 9KUkFaMTxRVh2VZS44HTymZk5E5zse9lYG1kHH47S/77Ydn/+zqRDkEUnq+CNUCB+8zYkpnT7DCiLj3qC+8zBg== |
| 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
| 2026-09-17T09:44:02.174468Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090849observed 5e83a4023112621188a7ea900148e021...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:02.157003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090849/manifest.jsonobserved 3fdfdb63be93b90b9866a27f5d4ce89c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.138861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090849/publication.mdobserved 866cbdc2d05a145d02dd9f629c1698c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:02.121877Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090849/publication.txtobserved 6eddf240e6f7eb6771637102d6617569...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. |
|---|