OT-2026-000083721
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000083721) never changes.
Identity and time
| Publication number | OT-2026-000083721 · never reused |
|---|---|
| Internal UUID | 01a0ae98-0417-7247-824a-62b0dded32c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:59:53.320528Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000083721 |
| Status | PUBLIC |
Content hashes
| Canonical text | cc856dc3e2e56c40c52a902567991acce22c963ddb78ecf8e517741639edf052 |
|---|---|
| Markdown | 1841624490775e08c5750f0635b3586d8a36701afab256c4e22e76fc65ab18d0 |
| Publication page | ec30df36fe95f79a63e1e4e786cdfc4b59a5ab4a0059dcfe70769353c4615a0e |
| Manifest | d52d370df57d43a2052708692e3832c24bf8d19865b120da88bbced8fd51c7d7 |
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 | kTdrTQvhSw5H2YobJzoeXwJVvncDauLS7aaTfvxEA0nbiETOnxiPhVrs6vgvJB2wdfZ9cWDoXIMw6g9u6L+pDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:57:21.223517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083721observed ec30df36fe95f79a63e1e4e786cdfc4b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:57:21.205937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083721/manifest.jsonobserved d52d370df57d43a2052708692e3832c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:21.190011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083721/publication.mdobserved 1841624490775e08c5750f0635b3586d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:57:21.173461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000083721/publication.txtobserved cc856dc3e2e56c40c52a902567991acc...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. |
|---|