OT-2026-000031180
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000031180) never changes.
Identity and time
| Publication number | OT-2026-000031180 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-7729-ab26-ec19ef3ab86c · 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-2026-000031180 |
| Status | PUBLIC |
Content hashes
| Canonical text | acf5843d8a23cdb3d1aa5fa4c61cd5b1da04ed3747995b9fe1f862c7a6b62085 |
|---|---|
| Markdown | 7ac096bed030026eb35c46e640650c2d9915c4061c7813f17c9fa91b091a1997 |
| Publication page | e465bb5935d33e7ffe9ac47512e1bfa51a6def0f0cb94ef9718bb27f59f358ea |
| Manifest | c48f543037fc427522e919b63c93e177e3ede65149e4ed5e4f334a5041da856f |
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 | S1hYeAYbBUSGHcUUN8J8i83vqggX2lGDS3sssqlF5WgV2J0lMg+Y0NKmImTr7KO6ichKmLdBvwjdmaYgiF+iCA== |
| 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
| 2026-09-17T11:35:44.095733Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031180observed e465bb5935d33e7ffe9ac47512e1bfa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:44.078313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031180/manifest.jsonobserved c48f543037fc427522e919b63c93e177...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.060890Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031180/publication.mdobserved 7ac096bed030026eb35c46e640650c2d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:44.042693Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031180/publication.txtobserved acf5843d8a23cdb3d1aa5fa4c61cd5b1...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. |
|---|