OT-2026-000067175
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000067175) never changes.
Identity and time
| Publication number | OT-2026-000067175 · never reused |
|---|---|
| Internal UUID | 01a0ae8f-14ff-7676-a900-762f5efebe31 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:50:07.760615Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000067175 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2ffb7411302876ae5a6903f955eee35e44309f5510f28c2d3c0f2cdaf6d5e61c |
|---|---|
| Markdown | 9da644d2c0ba9f4e82395c604b2b7607dfe65acf27ea989c3949d943bbc66c18 |
| Publication page | 7d1286164f4c1a29986d3ea1993bb80fd2fe73146ce659c0a95bacc14abd02e5 |
| Manifest | 0e6bfd13305979fbabd88b6379c1ce225e773a619ac8e5e76a0d8f8237f922fb |
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 | OH8yPa1YtvBhwqrlwsH7GV+91cuLx2tNpx0oeQT5nk98vFdBw0ws9+0Oh3i9YqYqE6p7F/SMhuQTPe10l/Z1AA== |
| 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
| 2026-09-17T10:32:27.456994Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067175observed 7d1286164f4c1a29986d3ea1993bb80f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:32:27.440753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067175/manifest.jsonobserved 0e6bfd13305979fbabd88b6379c1ce22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:27.425245Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067175/publication.mdobserved 9da644d2c0ba9f4e82395c604b2b7607...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:32:27.408276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000067175/publication.txtobserved 2ffb7411302876ae5a6903f955eee35e...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. |
|---|