OT-2026-000028247
Publication integrity record
Two cup vacuum gripper, two zone face, per zone isolation, pump 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-2026-000028247) never changes.
Identity and time
| Publication number | OT-2026-000028247 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7546-b35c-fb0fdc4b63cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028247 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6c659f84cf46f2396912538ef4528e2891a12927ab2cf979fb613c2efe91b9a3 |
|---|---|
| Markdown | ff87fedba5b09e66c148fd73c57c5fdd77cd48c693496c8894adab0374345f58 |
| Publication page | 7b008493429bd627e093b969e2a8c8d06788c306b7d1cf02750376007081ff58 |
| Manifest | c7368fde6486a78d89b717898fef1407b62487d0d7b949e27aab670ea86ed43d |
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 | OQhXYQyuvYXUIexMEZYqrT9mbtbkcoaplRAYb2rpVG59xQtVjrB66E9O+tvrgzDq+mlu+iPLIm8slEpWlZ++Ag== |
| 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
| 2026-09-17T11:42:36.919234Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028247observed 7b008493429bd627e093b969e2a8c8d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:36.901651Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028247/manifest.jsonobserved c7368fde6486a78d89b717898fef1407...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.886593Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028247/publication.mdobserved ff87fedba5b09e66c148fd73c57c5fdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:36.870669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028247/publication.txtobserved 6c659f84cf46f2396912538ef4528e28...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. |
|---|