OT-2026-000091090
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, two 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-2026-000091090) never changes.
Identity and time
| Publication number | OT-2026-000091090 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-c012-76ee-93fb-42b233c736c1 · 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-2026-000091090 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0260370e84bb11c87912c2d44febc5876cea2c680c8fa2777c1179046087be59 |
|---|---|
| Markdown | e67c8b315291ec96702750f7d71162f11d6af9e6107726349ef2cc41fd4b4253 |
| Publication page | 4ff1ee1ad62a3883536b8c31d9e5254b80342ef83082c11fa0e5fddcd41dd343 |
| Manifest | 4622441bc6d270b99cd25b6f783c919d6e625182c344a873e3c880ac988defe3 |
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 | EvXzjkZa+UxW4MZTxRcz9GQouaJ/nte56+uLJypRN2/919CVzH5gLG7X1gcoZA628qDrlyBNnUaj2aoGg2RgAA== |
| 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
| 2026-09-17T09:44:20.259308Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091090observed 4ff1ee1ad62a3883536b8c31d9e5254b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:20.244128Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091090/manifest.jsonobserved 4622441bc6d270b99cd25b6f783c919d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:20.229325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091090/publication.mdobserved e67c8b315291ec96702750f7d71162f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:20.212013Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000091090/publication.txtobserved 0260370e84bb11c87912c2d44febc587...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. |
|---|