OT-2026-000041717
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, sustained blow-off after 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-2026-000041717) never changes.
Identity and time
| Publication number | OT-2026-000041717 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a1-7296-9639-47c5983acacb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:00.220789Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000041717 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5bb2c13ad2a90313a3af1bb023913c68839638dac00cc1557a75fd41b7b9060f |
|---|---|
| Markdown | 48fffa89bbd2d52907f1dbce6c4fa673b22bbe5e64cf4c17f53de11358d8e6d0 |
| Publication page | 7439031d2d3c50ef9806870c1436ae60f8a6057178affb79d6b901b096a1d09b |
| Manifest | fe792b23817e78cdaa1ce3b6fd481fade2dad6598d01fdea6118bf92b42203d7 |
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 | iT0SvJkkI+XVwg/e/cYn6R2URNQusVoFVFYRBtRa5GAD+icT5GekL3DBLh47Xrw5ImbLby7fShMYkl5v7DdwBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:16:33.350810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041717observed 7439031d2d3c50ef9806870c1436ae60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:33.335021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041717/manifest.jsonobserved fe792b23817e78cdaa1ce3b6fd481fad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:33.317995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041717/publication.mdobserved 48fffa89bbd2d52907f1dbce6c4fa673...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:33.301275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041717/publication.txtobserved 5bb2c13ad2a90313a3af1bb023913c68...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. |
|---|