OT-2026-000004688
Publication integrity record
Vacuum cup gripper, per zone isolation, four outlet manifold, three stage ejector
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-2026-000004688) never changes.
Identity and time
| Publication number | OT-2026-000004688 · never reused |
|---|---|
| Internal UUID | 01a0a920-3242-71a3-b188-65bbd89f02c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:54.660799Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004688 |
| Status | PUBLIC |
Content hashes
| Canonical text | 20429ef2a6a82fbb8a01a2124b07210c546a680319781d89fb81e933a97ba175 |
|---|---|
| Markdown | abf60838242c3de42a817b0f319ff6656e2dad5b9e7b0bf74da2fd961505ceeb |
| Publication page | 86952a61854fcc9a074ed7100c0ce566874bbb1d0dd6e939eb8244c7409baae4 |
| Manifest | 70a7a487c7e45b67c60f32c0190d59cc379f594079fb7d3ec1fbef0bfdd83243 |
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 | uBjSPRfskN8dchKv5ZmW6d6LQlq7FTiq6deN1yWVfdtfuws7Kzv6HJdlToaKnP+xWV5PU5tMwTxD9qhp0pyaCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:29.428633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004688observed 86952a61854fcc9a074ed7100c0ce566...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:29.416538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004688/manifest.jsonobserved 70a7a487c7e45b67c60f32c0190d59cc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:29.404317Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004688/publication.mdobserved abf60838242c3de42a817b0f319ff665...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:29.392798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004688/publication.txtobserved 20429ef2a6a82fbb8a01a2124b07210c...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. |
|---|