OT-2026-000090869
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, single 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-2026-000090869) never changes.
Identity and time
| Publication number | OT-2026-000090869 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c010-7156-b9f1-422592e7a489 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:03.518217Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090869 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10433480a47f2a2f9936e8bb07afa1f16d4c942996e296267e2d4c1a7daf2696 |
|---|---|
| Markdown | c35c87585f7685721999ade313125e40b0753a592443c75cbd82221046cf3006 |
| Publication page | e1b3f7a11aa3f36083d7f30682ae98a9284e97e8ab5eb0645bf6814bbe57479c |
| Manifest | 654cbc9f073056e840c00739aa910ac8e11a5a30e07dcbbc6cc19ac2bb50d211 |
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 | ueosDPzxm2LO9ByKk2yi+O83ymPDkXhS/GK7G1uVgfhde3HVhRTGM74+oy8BWXkav9X/5VVlVdpiIiN3eMDBCg== |
| 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
| 2026-09-17T09:44:03.748521Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090869observed e1b3f7a11aa3f36083d7f30682ae98a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:03.729412Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090869/manifest.jsonobserved 654cbc9f073056e840c00739aa910ac8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.711905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090869/publication.mdobserved c35c87585f7685721999ade313125e40...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:03.692421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090869/publication.txtobserved 10433480a47f2a2f9936e8bb07afa1f1...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. |
|---|