OT-2026-000003554
Publication integrity record
Vacuum cup gripper, two zone face, per zone isolation, ejector fed
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-2026-000003554) never changes.
Identity and time
| Publication number | OT-2026-000003554 · never reused |
|---|---|
| Internal UUID | 01a0a90a-5d65-744d-9b5b-f083ecb68785 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:03.911823Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003554 |
| Status | PUBLIC |
Content hashes
| Canonical text | aa9b8a0eff63f9bc1239be04ea30b52b5891b9b118c157d7fee736e92d75073e |
|---|---|
| Markdown | 6dc9c602af8879e8415087ec655d90945a9779e5f38dc6c98fc9a4430952893f |
| Publication page | d196ab04b452e72f43275009997e0604d1d240c9e2e7687e730be0f998a499d1 |
| Manifest | 2d8505345e5adbbea0fed1505a93a34ee186684b84742d6bbe15f046b2ffac10 |
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 | uvUyPBYN0HKDn9ssiopD3Uh6MWFbfDvECPf5dn0s9lb1Ra5ZJqgLAlC/AMYBdfjusJe0KVn/oyviG5oazeLcAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T08:50:31.949364Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003554observed d196ab04b452e72f43275009997e0604...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:31.935370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003554/manifest.jsonobserved 2d8505345e5adbbea0fed1505a93a34e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:31.918658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003554/publication.mdobserved 6dc9c602af8879e8415087ec655d9094...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:31.903033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003554/publication.txtobserved aa9b8a0eff63f9bc1239be04ea30b52b...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. |
|---|