OT-2026-000091262
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-2026-000091262) never changes.
Identity and time
| Publication number | OT-2026-000091262 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-f16c-79f2-b45b-f8c168bded73 · 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-2026-000091262 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28d0c6c040154278464825df148f802df6acd9a5a93494ee880d8707e8f9d05a |
|---|---|
| Markdown | f0e4dd5fe17362da91bbb0a2b0aa43f93750d0e8f3420920557046d65931ba10 |
| Publication page | 0fd995729b05f72b7bd804d4b08bc47459b50db2239eee395a66006662d3a404 |
| Manifest | 52f8e5614aa5368460d7032c3c37523b0de71c2ec3e41aea70a8316a13cf718f |
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 | 6T9aiY6FEb61lYSFGv/mBXfthmm+7IGik9kEDfoKpCCMSipxRzsWDd7yhmTQVFt1Jzm6sY9mWVscTM2UnVkpAg== |
| 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
| 2026-09-17T20:44:07.661886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262observed 0fd995729b05f72b7bd804d4b08bc474...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T20:44:07.399658Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262/manifest.jsonobserved 52f8e5614aa5368460d7032c3c37523b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:44:07.043893Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262/publication.mdobserved f0e4dd5fe17362da91bbb0a2b0aa43f9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T20:44:06.697171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262/publication.txtobserved 28d0c6c040154278464825df148f802d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:26.453842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262observed 0fd995729b05f72b7bd804d4b08bc474...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:26.435880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262/manifest.jsonobserved 52f8e5614aa5368460d7032c3c37523b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:26.417604Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262/publication.mdobserved f0e4dd5fe17362da91bbb0a2b0aa43f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:43:26.399997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091262/publication.txtobserved 28d0c6c040154278464825df148f802d...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. |
|---|