OT-2026-000020350
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000020350) never changes.
Identity and time
| Publication number | OT-2026-000020350 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7983-84e9-b9897d8e3181 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020350 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1548bb91281754c0bc7e8ac431fd9515d6b88b32b4a03301da666798d439435f |
|---|---|
| Markdown | 013fda840c88be2b82e8ef34698243ae0ccd2dc6f2f8c6ebdab73ec5f9452e8d |
| Publication page | d6cb8794822f5c6d205d03fb8a42835cfbd576ee4ed85eef0e7e77068d88c382 |
| Manifest | aed2b9a88d22bae1ffb0889ceb09c21be1e48a14eee96f42f22ce34d3adf947f |
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 | 0tmds04gHscVNlNC/9vFX8BrS3pCI4TgOcroehbw2RA/GNwZ8Yj5Rhn7VNDTjNzKEkcJ/MHh8UFnAWoav7UfAA== |
| 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
| 2026-09-17T12:00:08.390568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350observed d6cb8794822f5c6d205d03fb8a42835c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:08.368163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350/manifest.jsonobserved aed2b9a88d22bae1ffb0889ceb09c21b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:08.335485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350/publication.mdobserved 013fda840c88be2b82e8ef34698243ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:08.303092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350/publication.txtobserved 1548bb91281754c0bc7e8ac431fd9515...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.584855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350observed d6cb8794822f5c6d205d03fb8a42835c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.567524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350/manifest.jsonobserved aed2b9a88d22bae1ffb0889ceb09c21b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.550130Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350/publication.mdobserved 013fda840c88be2b82e8ef34698243ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:18.533189Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020350/publication.txtobserved 1548bb91281754c0bc7e8ac431fd9515...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. |
|---|