OT-2026-000100569
Publication integrity record
Four cup vacuum gripper, four 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-2026-000100569) never changes.
Identity and time
| Publication number | OT-2026-000100569 · never reused |
|---|---|
| Internal UUID | 01a0aea3-66f2-72fc-9524-a4eb681546a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:12:19.463543Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000100569 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5f87b7f2193eb14f0721e4a220aeb84620b5aadc191f69090cec329746615c7 |
|---|---|
| Markdown | 42e2f190af1eb4c3d758be15077b13fb00120ac852319d4716fec42898cc9d29 |
| Publication page | 43628730d27419965ac37214f60b21f6ecbaa0564d5277f0ee69bd0490b66fe4 |
| Manifest | 20608cf966ff6c833b4cce806534f4e807bc4d4ab3e1948119522c7065139b62 |
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 | EbC4ddi7dYT+lTCI3T4t4XkIu1Ij09u9771CV70PsaGsYqIE4Iq+71D+5D/CCOlwGUHWROYBRPARrgLSmQtlAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T12:41:55.233635Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569observed 43628730d27419965ac37214f60b21f6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:41:54.966802Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569/manifest.jsonobserved 20608cf966ff6c833b4cce806534f4e8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:54.657308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569/publication.mdobserved 42e2f190af1eb4c3d758be15077b13fb...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:41:54.258399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569/publication.txtobserved f5f87b7f2193eb14f0721e4a220aeb84...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:20.917903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569observed 43628730d27419965ac37214f60b21f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:20.899292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569/manifest.jsonobserved 20608cf966ff6c833b4cce806534f4e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:20.881124Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569/publication.mdobserved 42e2f190af1eb4c3d758be15077b13fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:27:20.863481Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000100569/publication.txtobserved f5f87b7f2193eb14f0721e4a220aeb84...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. |
|---|