OT-2026-000091087
Publication integrity record
Four cup vacuum gripper, four 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-2026-000091087) never changes.
Identity and time
| Publication number | OT-2026-000091087 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-768b-afa1-a0dbbc658d46 · 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-2026-000091087 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ef865aa3bc5d1c82dc60065fddd824fb017d080b6203cb8394d7e9b6aa5694d |
|---|---|
| Markdown | 191de242ab673912918e10e6ae9f5bbd36f5cf5513c25982f830d9a604028a96 |
| Publication page | 0b90ac411448fc40fdbef7b95270cb6d3a6e71ba72a7f0ee60e01da4ec3fb87c |
| Manifest | 51a4c73c4b99fadaf21677cd7d59c22563e3d48acc94d67ca57d585083f883d6 |
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 | oKb5fbWytQZUufA54gqhLXFT+Zirurp8XzFeiXBr9cS1EDIPeD0XePIiXsDhVGP87VKJrDX8+yCOVqkbBnwuAg== |
| 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
| 2026-09-17T09:44:20.015104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091087observed 0b90ac411448fc40fdbef7b95270cb6d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:19.997705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091087/manifest.jsonobserved 51a4c73c4b99fadaf21677cd7d59c225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:19.981836Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091087/publication.mdobserved 191de242ab673912918e10e6ae9f5bbd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:19.966165Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091087/publication.txtobserved 8ef865aa3bc5d1c82dc60065fddd824f...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. |
|---|