OT-2026-000091147
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, plant vacuum 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-2026-000091147) never changes.
Identity and time
| Publication number | OT-2026-000091147 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16b-769d-8c0a-28ae56124ca2 · 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-2026-000091147 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4313f6b580debcbd698adc1a7eb8a7b5bf8f41fdbc1f8bb9f059ce914381b08e |
|---|---|
| Markdown | e7dbfe0d26777498f993b28f9bfa6a9285a1f8fc961a03b6c1a99eb411db863d |
| Publication page | 5d671ede4517fca62765a62924e35ec6e36dcc094bd3ec5455b67bd388ea946c |
| Manifest | d2449897c196267cdfb88d347da23aeebe29b6a8173d20e73407b3657cd8c2a4 |
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 | S+ieEZ1snmjapViy0YBi1248FjmVbj89oZVx+EUibAdXS5Y0iWCp3Ttg8yF2osl4CBocT8JDt7xbW6STK4OgBA== |
| 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
| 2026-09-17T09:43:12.717609Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091147observed 5d671ede4517fca62765a62924e35ec6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:43:12.700646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091147/manifest.jsonobserved d2449897c196267cdfb88d347da23aee...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.682422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091147/publication.mdobserved e7dbfe0d26777498f993b28f9bfa6a92...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:12.663672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091147/publication.txtobserved 4313f6b580debcbd698adc1a7eb8a7b5...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. |
|---|