OT-2026-000091258
Publication integrity record
Two bellows cup vacuum gripper, two zone face, two outlet manifold, pump fed, 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-2026-000091258) never changes.
Identity and time
| Publication number | OT-2026-000091258 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16c-70e0-bb45-1c6823060bb3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:05:16.158740Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000091258 |
| Status | PUBLIC |
Content hashes
| Canonical text | fde3df915d1a39ec583b48a9ceb47ba0bbd0f383b76a36d9558ec72ee7599dbe |
|---|---|
| Markdown | b37bcb3501a70141f29bf539cae25b8ff44848141ae561ea4819f22343cfdd9b |
| Publication page | 41fb52652275d18913357ec7654b97ad69d69fbae9af900e1d24178affa5e6d1 |
| Manifest | 2e878c152ff9be42665ae6e74ae9276fa582267dfe5deaad6d75d3f87f1ee239 |
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 | k2Ba/I4G+pl6AdlM2CIf7MCd7iOCAICNaKGJ9sIMhTQjFXQGHyfiqNO6YKIlsrXFFSYrKt8PYUddo0xH5sboCQ== |
| 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
| 2026-09-17T09:43:26.166905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091258observed 41fb52652275d18913357ec7654b97ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:26.149096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091258/manifest.jsonobserved 2e878c152ff9be42665ae6e74ae9276f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:26.131363Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091258/publication.mdobserved b37bcb3501a70141f29bf539cae25b8f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:26.114214Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091258/publication.txtobserved fde3df915d1a39ec583b48a9ceb47ba0...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. |
|---|