OT-2026-000028140
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off before set-down, on a tool changer
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-2026-000028140) never changes.
Identity and time
| Publication number | OT-2026-000028140 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-71be-8637-c0702e13ba05 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028140 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8c4d3b52c55750c4253b514c00da91332dd42fbbf0894942456b37ffc4d2c94c |
|---|---|
| Markdown | 210f30bc3c026fe1bcd6843cecb8bf6bafafc6f3ac13ee5b867a55c7b5242260 |
| Publication page | d3ba3c63c5f4f5af87e63f76133b8ec8cbdfb6aae511458884235aded6d6ccdf |
| Manifest | 36a7e12c823495a7f7b6044fab878ab1e28bb5539d8a8ceb9068fee1008203c7 |
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 | o2DFoPNkCxaPYOOwEMW81VBXQH5pbfWkAbGbV1RPHTIHH14Klwemp8SwK7EgVzF4I5g1UF03kFfGdgigprISCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:29.437874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028140observed d3ba3c63c5f4f5af87e63f76133b8ec8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:29.420429Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028140/manifest.jsonobserved 36a7e12c823495a7f7b6044fab878ab1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:29.403585Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028140/publication.mdobserved 210f30bc3c026fe1bcd6843cecb8bf6b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:29.387073Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028140/publication.txtobserved 8c4d3b52c55750c4253b514c00da9133...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. |
|---|