OT-2026-000028407
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed blow-off before set-down
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-2026-000028407) never changes.
Identity and time
| Publication number | OT-2026-000028407 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-71d9-ab17-7264b34b613c · 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-2026-000028407 |
| Status | PUBLIC |
Content hashes
| Canonical text | d164cca5ce0ead1aa6c4470f0c6eec810808539399b2bc95f72cd073356f580a |
|---|---|
| Markdown | a166979c41a630fddc405032e98fea15fa63a26881f49764e076aba0e2002bad |
| Publication page | aefe480512168cf97a83f73dcae37af932c85b827be32ec021d8f20b64440cef |
| Manifest | cf8142b4c2c02a5dceaa97c542e87bf658404f695cacdec551620375d2714639 |
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 | txuD5lHQbVkFjSlPStFmWSSE9AX9rgNF9j6/L57tlQoStOVJjTr7ykOc/dcDK7M9lasLpnCYXt6VzfKGn6QCBQ== |
| 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
| 2026-09-17T11:40:32.143993Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028407observed aefe480512168cf97a83f73dcae37af9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.126581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028407/manifest.jsonobserved cf8142b4c2c02a5dceaa97c542e87bf6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.109839Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028407/publication.mdobserved a166979c41a630fddc405032e98fea15...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.089655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028407/publication.txtobserved d164cca5ce0ead1aa6c4470f0c6eec81...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. |
|---|