OT-2026-000035542
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000035542) never changes.
Identity and time
| Publication number | OT-2026-000035542 · never reused |
|---|---|
| Internal UUID | 01a0ae76-b4c5-71d3-9992-748ab203d56e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:30.265572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000035542 |
| Status | PUBLIC |
Content hashes
| Canonical text | d74cd77c9a1ab436956f8ab82a0d475fe0e5fcbb49c79b9d16cd360733593439 |
|---|---|
| Markdown | dd091687e4c06bc711d864a4758eddbd64b2c235e1c0a350f5b4104222f54fbd |
| Publication page | e3901f4984bbf3da988d882b010de1880892db2bb73548bd8e00fa4fcc78da1f |
| Manifest | 2160a752708809835a67ff3d5b2d0a50923252e6f28d055b2e03f2e2d8be33d3 |
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 | W8DaH8ERql15iqFn5q4YL22QVRyL5lFvM/HH5/edhf6Pvk6QE0p/iQu5RfNJmWnNNwRjZgelFDYW2B7APn4zCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-10-16T08:41:27.875475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542observed e3901f4984bbf3da988d882b010de188...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-16T08:41:27.802128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542/manifest.jsonobserved 2160a752708809835a67ff3d5b2d0a50...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T08:41:27.711142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542/publication.mdobserved dd091687e4c06bc711d864a4758eddbd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-16T08:41:27.526759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542/publication.txtobserved d74cd77c9a1ab436956f8ab82a0d475f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:40.464336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542observed e3901f4984bbf3da988d882b010de188...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:40.386979Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542/manifest.jsonobserved 2160a752708809835a67ff3d5b2d0a50...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:40.281683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542/publication.mdobserved dd091687e4c06bc711d864a4758eddbd...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-24T16:41:40.138128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000035542/publication.txtobserved d74cd77c9a1ab436956f8ab82a0d475f...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|