OT-2026-000031089
Publication integrity record
Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000031089) never changes.
Identity and time
| Publication number | OT-2026-000031089 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb8-7e4f-8855-3299d83ab21d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031089 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4019bddaaeb7df299c6449abef15d5cd61d1388fc51e680de679d01b9480c22b |
|---|---|
| Markdown | bf8f0939e5053c0e51f80651c7b92f05e0e789ef65d80805038ed1de2f4c4382 |
| Publication page | be4cf33d3f1fddd61c4694e1c9a7a6ad1f1e177d1df7b603a7546de0c52adaaf |
| Manifest | 46279c90ad20d8538ee0ad8498a1c333fb3d2324d2546b50f1691451d4fad062 |
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 | WXN76hFuRz1M6zZWE481/LbMbCAmgUFbpElxe/VVyPwSdTGLDpTSSE6a4KT/gJQyeBn5SRQCUZbrl/b+sK0/BA== |
| 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
| 2026-09-17T11:40:18.717552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089observed be4cf33d3f1fddd61c4694e1c9a7a6ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:18.701392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089/manifest.jsonobserved 46279c90ad20d8538ee0ad8498a1c333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.685527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089/publication.mdobserved bf8f0939e5053c0e51f80651c7b92f05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:18.668133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089/publication.txtobserved 4019bddaaeb7df299c6449abef15d5cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.752434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089observed be4cf33d3f1fddd61c4694e1c9a7a6ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.734878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089/manifest.jsonobserved 46279c90ad20d8538ee0ad8498a1c333...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.716207Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089/publication.mdobserved bf8f0939e5053c0e51f80651c7b92f05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:40.696293Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031089/publication.txtobserved 4019bddaaeb7df299c6449abef15d5cd...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. |
|---|