OT-2026-000041722
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, 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-2026-000041722) never changes.
Identity and time
| Publication number | OT-2026-000041722 · never reused |
|---|---|
| Internal UUID | 01a0ae79-e8a1-7e1c-b54f-c627ad4e4e11 · 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-2026-000041722 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8d10bcee0afe41e138a9e26fbb66fb8e6d770f64b8aaeab28f9f10493d3f5cb |
|---|---|
| Markdown | b6e74d7455b2fc04ea02b16d5c131fd2d8f4bc303d9b14b785d7f2aeaff41a95 |
| Publication page | 3784e55ea90c682ce80954f64d94f1aba81741386a88f424f0fed305d7bbc587 |
| Manifest | 8bb12f2cd1f23238b6c357e847127b4a6d0dba980f90b27f1032a36e13bdbc20 |
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 | RiY/kXfN7Zvg0zTlu9RKjWjdWxTMA3fXsuvBXriDYh/YE0+ZzUgl85G5qD9U8EzaUgaAYD8X9/lD45vuqIo1CQ== |
| 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
| 2026-09-17T11:16:33.706812Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041722observed 3784e55ea90c682ce80954f64d94f1ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:16:33.687716Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041722/manifest.jsonobserved 8bb12f2cd1f23238b6c357e847127b4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:33.671813Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041722/publication.mdobserved b6e74d7455b2fc04ea02b16d5c131fd2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:16:33.653719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000041722/publication.txtobserved b8d10bcee0afe41e138a9e26fbb66fb8...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. |
|---|