OT-2026-000004107
Publication integrity record
Porous face vacuum gripper, common isolation valve, six outlet manifold, three stage ejector, 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-2026-000004107) never changes.
Identity and time
| Publication number | OT-2026-000004107 · never reused |
|---|---|
| Internal UUID | 01a0a90e-cdf8-72af-b175-4ade8ce31e2d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:11:54.874917Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004107 |
| Status | PUBLIC |
Content hashes
| Canonical text | 26ae6d1a5226b496da5fbdeab69bd2e42f4f65eb5e8b3b0867eece8710f964cf |
|---|---|
| Markdown | 582df6afcb543e29a12ba62ecd2fff29165739e90cc4b1eb5d828a186eaa15ae |
| Publication page | f370a11ab8772ce7bed449489da1aeea6a436e06df6136c42c38b3909ad32465 |
| Manifest | 8f1c15abe2dbefae482c5c46f5d041bbbbf881e6f3a3072ccd44b782e46f77c1 |
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 | mAey4bK02jIQWQDVKLrZG+eghV+vr7AdiW+wtY3srNCvzOzH2X6+za1rbvzN3yaTa/8E2m+6F+n4ZcSPRicnCg== |
| 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
| 2026-09-16T07:20:35.724873Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004107observed f370a11ab8772ce7bed449489da1aeea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:35.710569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004107/manifest.jsonobserved 8f1c15abe2dbefae482c5c46f5d041bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:35.694487Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004107/publication.mdobserved 582df6afcb543e29a12ba62ecd2fff29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:35.678091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004107/publication.txtobserved 26ae6d1a5226b496da5fbdeab69bd2e4...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. |
|---|