OT-2026-000004022
Publication integrity record
Vacuum cup gripper, per zone isolation, three outlet manifold, ejector fed
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-2026-000004022) never changes.
Identity and time
| Publication number | OT-2026-000004022 · never reused |
|---|---|
| Internal UUID | 01a0a90c-ddb0-7a32-b587-dd75c327268a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:47.828198Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004022 |
| Status | PUBLIC |
Content hashes
| Canonical text | 12c036dfe91c3370f6aa97d7baab87b2042fe9aad69b242aac04e025ee93321b |
|---|---|
| Markdown | 028ae3b418a5d6622d1e8d73f0d0b4b7f9c779935e496b49a4b40a73d9ac61a1 |
| Publication page | 837cb423029dc814356aea7861cef80df5222ac8db1b94393748b989a8cd1cfa |
| Manifest | bbc268a5a9164cacbae737157fadd7e6ab6ca7f45ef81be7bcd8720d12726bcd |
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 | EqEYsZbQlE+7gEGr5QHr1DAIf52EJqrD10fjyHZzI3fi0Rs/qhVYQ1axjVb9rIv8MVcBGIbqx+k8lxHWZ6dsDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:05.715991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004022observed 837cb423029dc814356aea7861cef80d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:05.692761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004022/manifest.jsonobserved bbc268a5a9164cacbae737157fadd7e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.678799Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004022/publication.mdobserved 028ae3b418a5d6622d1e8d73f0d0b4b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:05.663279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004022/publication.txtobserved 12c036dfe91c3370f6aa97d7baab87b2...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. |
|---|