OT-2026-000003729
Publication integrity record
Vacuum cup gripper, two zone face, per zone isolation, two stage ejector, contact triggered
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-2026-000003729) never changes.
Identity and time
| Publication number | OT-2026-000003729 · never reused |
|---|---|
| Internal UUID | 01a0a90a-e280-78cc-b94f-bccaf6838980 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:37.986539Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003729 |
| Status | PUBLIC |
Content hashes
| Canonical text | e64adf6eb3aafc2309fbfe650910617254fcdf3255c02cb8b158c5323e016e48 |
|---|---|
| Markdown | 9a5a3355e10dcbb4acc9721a6d281ab4ae6c2326149e05608d9fff6192a06ec6 |
| Publication page | c2d46955a6214e9b2b1aef8f3a733c09abe1882b2990bec9414433608b241ae8 |
| Manifest | 3b1694a7152fbfb9495c69b0ed6abe008ea91e75dedfc35c909299b306f94078 |
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 | OxYIjfAnAHoIgJTJHhvIKdhqv2IGmp0ZnPFdO3urFO7+InHfJzwdtVIpqqLXFY83MnCSz8WKkzkDRGKG8i3PDg== |
| 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
| 2026-09-16T07:50:34.457321Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003729observed c2d46955a6214e9b2b1aef8f3a733c09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:34.444514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003729/manifest.jsonobserved 3b1694a7152fbfb9495c69b0ed6abe00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:34.431660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003729/publication.mdobserved 9a5a3355e10dcbb4acc9721a6d281ab4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:34.419825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003729/publication.txtobserved e64adf6eb3aafc2309fbfe6509106172...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. |
|---|