OT-2026-000031174
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after set-down
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-2026-000031174) never changes.
Identity and time
| Publication number | OT-2026-000031174 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7451-bff4-45426c8719cf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031174 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9aaf9d7a80eceea4f5dfee5207ec69f0acc6b05197e05264493e8293dc733360 |
|---|---|
| Markdown | b778d6dec99fc5dc8fceb6e3d7ac6a631139268204384024770aa8320333040c |
| Publication page | 73a5c04bb3f753fb03e5e0eeb4052f50f17fa32b8047179c1e44b6493d771708 |
| Manifest | 4f0a15964033bb2649f7d1d3ebfb00b46afbb628b70f2dc507a1afd1af5f69dd |
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 | W1taH81qtDGoIiKFvzohYXoGH4+F+zrafwS3uWailZC9WannCI5iXw7mKZ63REoDt8ZU6HITdcqYRig1gZbSDg== |
| 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
| 2026-09-17T11:35:43.641934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031174observed 73a5c04bb3f753fb03e5e0eeb4052f50...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:43.620549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031174/manifest.jsonobserved 4f0a15964033bb2649f7d1d3ebfb00b4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.601399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031174/publication.mdobserved b778d6dec99fc5dc8fceb6e3d7ac6a63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:43.583352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031174/publication.txtobserved 9aaf9d7a80eceea4f5dfee5207ec69f0...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. |
|---|