OT-2026-000090783
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, 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-2026-000090783) never changes.
Identity and time
| Publication number | OT-2026-000090783 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-7952-a467-7b4f4a67ce29 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090783 |
| Status | PUBLIC |
Content hashes
| Canonical text | f50850c400f1a29a9b9cbfdb8452e5c29c809bc26ba281f68aa1cf824bee3162 |
|---|---|
| Markdown | 3110a216271b6e991fa3d65e92ccce5f1835245c9790d66050001f58766169ba |
| Publication page | ec2aad09648b2f3f3481ac571a959a440414bab9972e4dd917debf1e2b076f5b |
| Manifest | b928d61512e6441172f595587baccc550f0de0e634355b4493f190d996045d58 |
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 | 7VwpND/bvVzEqJBW9Gcv/sFIlsemTDmxg9wcma1IzxJZIhEfE9ypTYclMXoy9O6LLQ7LQJ5AQsq4Hnb+Gm0SCQ== |
| 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
| 2026-09-17T09:44:59.194560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090783observed ec2aad09648b2f3f3481ac571a959a44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:59.176057Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090783/manifest.jsonobserved b928d61512e6441172f595587baccc55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:59.157757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090783/publication.mdobserved 3110a216271b6e991fa3d65e92ccce5f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:59.138406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090783/publication.txtobserved f50850c400f1a29a9b9cbfdb8452e5c2...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. |
|---|