OT-2026-000042118
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single 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-2026-000042118) never changes.
Identity and time
| Publication number | OT-2026-000042118 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-7c74-b039-872200cd3b7e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042118 |
| Status | PUBLIC |
Content hashes
| Canonical text | 831826981338b8b154bb4a314ac1e42cc519d3ecf1886925d90a49df55ba0b44 |
|---|---|
| Markdown | d90b74266ef8f1860f50d97f478a7a7b008eb2e6e06ab0186c8f73b4abd958c6 |
| Publication page | b8ed32d0cc7855bb3d8e26b10dd70faebbe0ee24b63afc7132b8051e2ea1b30a |
| Manifest | cd920392f4938414dd2638390f07e1205f779bf3606ead260f0b9ca62b483b40 |
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 | Yc7jEj9fzCBlxOfy+WVwkE4+ZMjQnpgYGnbtmFpbfhNohxhi+FC1JRDmEykJ3ltOjQ1jJJah9xKZRMwq3SJ4Aw== |
| 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
| 2026-09-17T11:15:39.601900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042118observed b8ed32d0cc7855bb3d8e26b10dd70fae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:39.581924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042118/manifest.jsonobserved cd920392f4938414dd2638390f07e120...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:39.532262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042118/publication.mdobserved d90b74266ef8f1860f50d97f478a7a7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:39.493760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042118/publication.txtobserved 831826981338b8b154bb4a314ac1e42c...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. |
|---|