OT-2026-000020411
Publication integrity record
Two cup vacuum gripper, two 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-2026-000020411) never changes.
Identity and time
| Publication number | OT-2026-000020411 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437b-73f0-a7cb-0cf9ba076b64 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020411 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e91827166b0ac226106e2f4b31c6eceb3694a7f81c1280d565e615b467b299e |
|---|---|
| Markdown | b9aa9ff9c44718c5948e080a5d671020104a3af8f591bce9c2c44aa3732d581d |
| Publication page | a017714f5d94272acd5e55cbec8373adb8b3dbd65b7be49aa35964d8f4506a0d |
| Manifest | dfea0df343f684cb92d09bcedb519857f0fc71ed8fd3d3e1a17453dc9dc5dbef |
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 | aMUydOQ1VGg6+pfpM1M9PTeyAEZUYgsX5wi+6yN5ndh9hErHr7gNZynnYAF/8Jznuk6iK2tytPDLcDOkt+PSDQ== |
| 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
| 2026-09-17T12:00:18.881173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411observed a017714f5d94272acd5e55cbec8373ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:18.863258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411/manifest.jsonobserved dfea0df343f684cb92d09bcedb519857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:18.844910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411/publication.mdobserved b9aa9ff9c44718c5948e080a5d671020...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:18.823651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411/publication.txtobserved 4e91827166b0ac226106e2f4b31c6ece...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.354288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411observed a017714f5d94272acd5e55cbec8373ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.336589Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411/manifest.jsonobserved dfea0df343f684cb92d09bcedb519857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.317726Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411/publication.mdobserved b9aa9ff9c44718c5948e080a5d671020...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:23.298807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020411/publication.txtobserved 4e91827166b0ac226106e2f4b31c6ece...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. |
|---|