OT-2026-000075939
Publication integrity record
Three bellows cup vacuum gripper, three zone face, plant vacuum fed, 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-2026-000075939) never changes.
Identity and time
| Publication number | OT-2026-000075939 · never reused |
|---|---|
| Internal UUID | 01a0ae94-2a00-7a52-acaa-2acc4af2a0b1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075939 |
| Status | PUBLIC |
Content hashes
| Canonical text | c297da1529f617e55993756472dc920bee341c726c893250f4c927b9fd5cf4c0 |
|---|---|
| Markdown | 8e1760e3a60b20d89b989d28c39d910847eb319fcdaef1e71f8bcb1531039f82 |
| Publication page | 4d66a47bf1bba81fa1a2bba4d2165a5e0aad6ba0a4184af8be3977ef167bc488 |
| Manifest | 54e334c4af42bfe8adec49bb0ff86ed00b7d29703b4d1348b99ecf6c2331e337 |
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 | vinIptWojVUeKXdNQU3KmpSEebozpLoET2MsDVWzuk0nnANtYmzjIt3+UwfUAkayZmMCDuNrTZkylEMDf6s5BQ== |
| 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
| 2026-09-17T10:20:03.334659Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939observed 4d66a47bf1bba81fa1a2bba4d2165a5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:20:03.313562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939/manifest.jsonobserved 54e334c4af42bfe8adec49bb0ff86ed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:03.294601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939/publication.mdobserved 8e1760e3a60b20d89b989d28c39d9108...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:20:03.276362Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939/publication.txtobserved c297da1529f617e55993756472dc920b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:53.197782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939observed 4d66a47bf1bba81fa1a2bba4d2165a5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:53.055986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939/manifest.jsonobserved 54e334c4af42bfe8adec49bb0ff86ed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:53.029756Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939/publication.mdobserved 8e1760e3a60b20d89b989d28c39d9108...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:15:53.001882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075939/publication.txtobserved c297da1529f617e55993756472dc920b...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. |
|---|