OT-2026-000075987
Publication integrity record
Three bellows cup vacuum gripper, three zone face, pump fed, pressure sensor per zone, pulsed 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-2026-000075987) never changes.
Identity and time
| Publication number | OT-2026-000075987 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-72e6-ac89-73daf0793714 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075987 |
| Status | PUBLIC |
Content hashes
| Canonical text | 05e5c5a7cb9c3f79d3a753cda1b56362ba4e58666fc9d71928289626601e8cb0 |
|---|---|
| Markdown | 3d521b30375ef8ba1f7506506fce5bbe3cc4a66d0f3c06e29f8c9e4df38a84da |
| Publication page | c9c1d1946236f827e74731fea2594323c4dbfe9d404be6e2f80a8f91a7ebdf6f |
| Manifest | 760639e5a92190aeb359d9974f04138b789237663d04cbf1f31ce99070feb2e4 |
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 | zIp+G5CWNc6sdNL7mJ2gmqaD3jluzK5sv2n5iCFZ/3skz+t6DOnny7kwr0YQwEC1jUV3thE2OSswCwoEhP/nAw== |
| 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
| 2026-09-17T10:20:13.985683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987observed c9c1d1946236f827e74731fea2594323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:13.964541Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987/manifest.jsonobserved 760639e5a92190aeb359d9974f04138b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:13.942880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987/publication.mdobserved 3d521b30375ef8ba1f7506506fce5bbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:13.922589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987/publication.txtobserved 05e5c5a7cb9c3f79d3a753cda1b56362...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:02.514974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987observed c9c1d1946236f827e74731fea2594323...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:02.495429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987/manifest.jsonobserved 760639e5a92190aeb359d9974f04138b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:02.476885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987/publication.mdobserved 3d521b30375ef8ba1f7506506fce5bbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:16:02.458544Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075987/publication.txtobserved 05e5c5a7cb9c3f79d3a753cda1b56362...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. |
|---|