OT-2026-000028443
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000028443) never changes.
Identity and time
| Publication number | OT-2026-000028443 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7924-829b-42bcbf193dd4 · 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-2026-000028443 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c5c26de69aff60238d9c04204d6ea3f9ffd03ca481b6c210142fec86005e2d6 |
|---|---|
| Markdown | 2e021c7eb421ad9cf4b76fc395e6c8606174dbba1a416b47b8a908bd330bb029 |
| Publication page | 2085c158526ee981ee1300f31a99f3e05cb20941fdfb2e36c23d1b4bbab9814d |
| Manifest | c4955709cc9992c47549439e11a4d1e6369773d4e08b00abe3e37fc3192e8681 |
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 | nYc3rs6K4+VOqi/tgN8st8BxFIn/7a/TX8cDAvEwMTN6Wsf05OobWdgoAxwbubcT30UXT13WjqyO8fuzP3RKAg== |
| 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
| 2026-09-17T11:40:06.791728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028443observed 2085c158526ee981ee1300f31a99f3e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:06.774922Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028443/manifest.jsonobserved c4955709cc9992c47549439e11a4d1e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:06.756678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028443/publication.mdobserved 2e021c7eb421ad9cf4b76fc395e6c860...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:06.712218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028443/publication.txtobserved 5c5c26de69aff60238d9c04204d6ea3f...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. |
|---|