OT-2026-000006213
Publication integrity record
Vacuum cup gripper, four zone face, three outlet manifold, pump fed, pressure verified, contact triggered
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-2026-000006213) never changes.
Identity and time
| Publication number | OT-2026-000006213 · never reused |
|---|---|
| Internal UUID | 01a0a953-2744-743f-a935-0fce07d4ce3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:26:34.182710Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006213 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b152db93be0a23775aaf979e97ca8997ac4a7c4b4846967c446f255d8bef548 |
|---|---|
| Markdown | 3ff19a4211aac0e9c862a5701a4e96f2c16e33c87f165f2157629df940a015da |
| Publication page | d41dfeaed26b924853d4e4cbe3edfcb5b7f5d90b3e92f2bf956b1b7b97b39457 |
| Manifest | 452837207512d8869752d05ec4b307a81da98d4566e9718d402819f0e44805f8 |
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 | NsM3dEQH+Jvh7DuILjDnQTMemESJXz23LEXmX7DIGTdDMm24F0XR8wPnwdw5evSEf7aLFlj/4tIeMrAfWq+BCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:30:14.408023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006213observed d41dfeaed26b924853d4e4cbe3edfcb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:30:14.393023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006213/manifest.jsonobserved 452837207512d8869752d05ec4b307a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:14.375532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006213/publication.mdobserved 3ff19a4211aac0e9c862a5701a4e96f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:30:14.234582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006213/publication.txtobserved 4b152db93be0a23775aaf979e97ca899...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. |
|---|