OT-2026-000003875
Publication integrity record
Vacuum cup gripper, per zone isolation, three outlet manifold, pump 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-2026-000003875) never changes.
Identity and time
| Publication number | OT-2026-000003875 · never reused |
|---|---|
| Internal UUID | 01a0a90b-539b-7600-83dd-fd107c83797d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:06.941988Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003875 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e1bc4c00f24d348aa548596fedf7c0cf66e0e182f69c6e95ee2b72fc728c8d9 |
|---|---|
| Markdown | 90ac017f3cbc0a4b06079a67c290cec9bc77d99d1713a00fb44d96380abf78da |
| Publication page | b97cfe5045a3ff704f749ae71c82c89710018c6d2d7d146d16bb672a7b5e55ff |
| Manifest | 5750e1ec38fdaa72ead92fa370b6fc239093102a99fc3068d82b10320632633a |
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 | zrsqECAVHpD0H1Gfi+tN0OfhYH2PA+ZXA2DhYEFi9oLTzrd73Xj2rbVM2eCQ6HnYZZFADlq6LmQP+zaeFAaSBg== |
| 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
| 2026-09-16T07:10:15.061810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003875observed b97cfe5045a3ff704f749ae71c82c897...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:15.046253Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003875/manifest.jsonobserved 5750e1ec38fdaa72ead92fa370b6fc23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.028966Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003875/publication.mdobserved 90ac017f3cbc0a4b06079a67c290cec9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:15.013281Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003875/publication.txtobserved 6e1bc4c00f24d348aa548596fedf7c0c...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. |
|---|