OT-2026-000003985
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, ejector fed, pressure verified
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-2026-000003985) never changes.
Identity and time
| Publication number | OT-2026-000003985 · never reused |
|---|---|
| Internal UUID | 01a0a90c-6e40-72b9-b3f7-27583ad16dd6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:09:19.298648Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003985 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4ce82427618a1a82c680fc1414c6ef50be3a726e040c7a26ba17a705df79117f |
|---|---|
| Markdown | 2a12247786641405c5a93291f652cada5575d88a265dc0b1a9f764d4e3414914 |
| Publication page | fc90873b2d07961617438d390eacf4708a69a9791dadc7df997a164303cfc89a |
| Manifest | b292392afcbbaeb7baeda8c60faac4e6677a723b36479bc9dce78295c41ee26d |
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 | WBoFK8jrBZhC4KWxOKsE4xqI9Sg8fAY6lIw6rM+UGtdBp5Xcbsxw/ATaeV4n0jbLL6SGLUQ5RhJi+g2UeApXAA== |
| 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
| 2026-09-16T07:10:08.151438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003985observed fc90873b2d07961617438d390eacf470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:08.137212Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003985/manifest.jsonobserved b292392afcbbaeb7baeda8c60faac4e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.114295Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003985/publication.mdobserved 2a12247786641405c5a93291f652cada...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.078757Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003985/publication.txtobserved 4ce82427618a1a82c680fc1414c6ef50...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. |
|---|