OT-2026-000028458
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000028458) never changes.
Identity and time
| Publication number | OT-2026-000028458 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7537-960a-aa504c2db9e2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028458 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1860d5dd408aee6494086117295ec08e7ed19c64d5f0590f69be8182735f3466 |
|---|---|
| Markdown | 5918b5673ab8cea84c6c5902302fc553ffa8a88fd474fe4ad0015c5dd36372e5 |
| Publication page | dda5e066e6b1bfdd36036131e595c40cb27f9441ff6e3acca93393212db0db30 |
| Manifest | 717f8cae306821c8f31b5aad2b8d77d763b6750d6d5d62844ab7e6581f8febd3 |
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 | XYA29uF/pa6IjRIdh9Xo9doymc8fvDbsEeHi+QrMakkh/Fv6YZg0fDmqieqT9z0oLV0K7aTwFxMTQcGj5whACA== |
| 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
| 2026-09-17T11:40:35.986932Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028458observed dda5e066e6b1bfdd36036131e595c40c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:35.969680Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028458/manifest.jsonobserved 717f8cae306821c8f31b5aad2b8d77d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:35.949679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028458/publication.mdobserved 5918b5673ab8cea84c6c5902302fc553...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:35.930524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028458/publication.txtobserved 1860d5dd408aee6494086117295ec08e...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. |
|---|