OT-2026-000028411
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, two stage ejector, pulsed 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-2026-000028411) never changes.
Identity and time
| Publication number | OT-2026-000028411 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7286-a9b9-8d6906ee1b02 · 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-2026-000028411 |
| Status | PUBLIC |
Content hashes
| Canonical text | f39049aa7402c40ac44d7748d2650bcf71beaffa3d6e6c965b44450ed99c224c |
|---|---|
| Markdown | d1151a07b38e7d53695bd9c460d09d8c4ac9c333663580f209d9fb868b24cf3e |
| Publication page | 0582d2218124191c3119bcfd88c6dc936d63e96914639c30fa3eb77b906e826b |
| Manifest | 6aa91668e7cd2c33b105ecbea750ee337afed32d8e04b183154e18e2d3200564 |
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 | jxL8JoWwm61KXuCCUwjvEsGMo8hMui3QawOofbj5LejmD91ckegzSDkvCZHfe2A17VVI29Z/99eBEfHcq0hqBQ== |
| 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
| 2026-09-17T11:40:32.433262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028411observed 0582d2218124191c3119bcfd88c6dc93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:32.417008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028411/manifest.jsonobserved 6aa91668e7cd2c33b105ecbea750ee33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.398660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028411/publication.mdobserved d1151a07b38e7d53695bd9c460d09d8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:32.381711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028411/publication.txtobserved f39049aa7402c40ac44d7748d2650bcf...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. |
|---|