OT-2026-000003876
Publication integrity record
Vacuum cup gripper, three outlet manifold, ejector fed, pressure verified, polyurethane cups, flat form
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-2026-000003876) never changes.
Identity and time
| Publication number | OT-2026-000003876 · never reused |
|---|---|
| Internal UUID | 01a0a90b-53c7-732e-8a2d-f49e159780be · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:06.988681Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003876 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4fe1b93368c44a7772258e172cea766bd6a43fd7fdb31113dba1d60566c7cf2f |
|---|---|
| Markdown | dd5ce624360e302b583ab862d014888783a15328ea32f17c0ea91cb130719509 |
| Publication page | a66bc532bb143d379fbbcbd4c99feed0ceaed44edb3b8e97faa1484785444230 |
| Manifest | 0bf08ed22cc048a603df0e3142612aefa2148ef3e7e326542f4aebd87e2ed63e |
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 | 7UJh4v9cl4hqL8XOQbgQmOk9fTaNnO5AmW8AXIdDWmfi0koEdzNVGH6yOJr43fT2VGKpQS1ihzxTf3J29xQPCg== |
| 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
| 2026-09-16T07:10:14.993413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003876observed a66bc532bb143d379fbbcbd4c99feed0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:14.976155Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003876/manifest.jsonobserved 0bf08ed22cc048a603df0e3142612aef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:14.958451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003876/publication.mdobserved dd5ce624360e302b583ab862d0148887...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:14.939703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003876/publication.txtobserved 4fe1b93368c44a7772258e172cea766b...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. |
|---|