OT-2026-000047591
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, two stage ejector, 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-2026-000047591) never changes.
Identity and time
| Publication number | OT-2026-000047591 · never reused |
|---|---|
| Internal UUID | 01a0ae7f-3e59-7a60-90f2-ab0d6c38e200 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:32:49.774666Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000047591 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4cc4750f0f805aeb45b0bb890bf50879b7ff3c3f3f9075de62cbdcd342240fc6 |
|---|---|
| Markdown | 256c5578925667537443e81bf2da763aff3b497dee13a4b4541ad6c8dd116d6b |
| Publication page | f642c9fde08cd1424e3ec1edefa890282df41f2b89718fb0f6fb8eb7462d7c16 |
| Manifest | 22770dbed617208cbd672bafed521aaa2edd783bbf048c1e60e57c8c315ec0c9 |
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 | hsJ/WqT8aan7vPpvKEeH0vdVwVKnZ1LGDyyYiDwWJWWbXJOBoUc7ykGa61AkD/xlUYzwVEg6Gg9IVt3s7C++BA== |
| 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
| 2026-09-17T11:06:43.515172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047591observed f642c9fde08cd1424e3ec1edefa89028...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:06:43.496925Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047591/manifest.jsonobserved 22770dbed617208cbd672bafed521aaa...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:43.478749Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047591/publication.mdobserved 256c5578925667537443e81bf2da763a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:06:43.460497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000047591/publication.txtobserved 4cc4750f0f805aeb45b0bb890bf50879...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. |
|---|