OT-2026-000004867
Publication integrity record
Vacuum cup gripper, two outlet manifold, pump fed, pressure verified, rubber 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-2026-000004867) never changes.
Identity and time
| Publication number | OT-2026-000004867 · never reused |
|---|---|
| Internal UUID | 01a0a925-e345-771a-a6c4-9f80c7052a33 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:37:07.656176Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004867 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b741b54c5a9f83339256b6466708fe5cccf6255a3324e1a115a2e5e891e7b83 |
|---|---|
| Markdown | cd85b489af7ee24fc862c7082103de65c9af477232ff782455c4d7ccd7a1aaa2 |
| Publication page | 20d79bc4a30493c2c6979a8a25b27e5b9628637534ff18544acad0340b65fa7f |
| Manifest | dbcddf06cfba994c000b03c6c679df0f56c508543473a1cc4c0e6d9d3dc407ea |
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 | 8rkfKpR4y3NIzwzC54C3mAuQ8agZ2pVNNeD6O2NmytvNclHKWqckKri/DUa+8hn0Q/DIlW6BorcilsdHxG8gAA== |
| 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
| 2026-09-16T07:40:10.473222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004867observed 20d79bc4a30493c2c6979a8a25b27e5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:10.457401Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004867/manifest.jsonobserved dbcddf06cfba994c000b03c6c679df0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.443148Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004867/publication.mdobserved cd85b489af7ee24fc862c7082103de65...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.428831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004867/publication.txtobserved 7b741b54c5a9f83339256b6466708fe5...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. |
|---|