OT-2026-000090956
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, 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-2026-000090956) never changes.
Identity and time
| Publication number | OT-2026-000090956 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c011-75a0-b2bb-81bd994e5133 · 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-2026-000090956 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ac66b5d3610ae33026e638cb26c5300ceb75058525b354115fa1f3c876fb1c7 |
|---|---|
| Markdown | c4b731fed3683536b4d41b28fea348267bc6ffea02d9f400b4e71e773559141d |
| Publication page | 17cf4760a20c46851e120ea2cef8f36b71bafc9b5fbcdf4669d8e94c0bab2a9b |
| Manifest | acbbd71dd1c159b795a9b1492bb35724133a08907af91d646eb2d0341c842b56 |
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 | 7Jb0eaD4Er8PIB+5hxc2RX6VN/WMX1iMdU40Gz8QggYvscwDcbEX8uia6jmDRJPY3UA9BWVrajcf1i0Yv2fYDA== |
| 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
| 2026-09-17T09:44:10.688929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090956observed 17cf4760a20c46851e120ea2cef8f36b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:10.672082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090956/manifest.jsonobserved acbbd71dd1c159b795a9b1492bb35724...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.656391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090956/publication.mdobserved c4b731fed3683536b4d41b28fea34826...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:10.637223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090956/publication.txtobserved 9ac66b5d3610ae33026e638cb26c5300...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. |
|---|