OT-2026-000020007
Publication integrity record
Four bellows cup vacuum gripper, four zone face, 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-2026-000020007) never changes.
Identity and time
| Publication number | OT-2026-000020007 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb7-774a-ae6b-f6935bf617dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020007 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b874381e4b884cc23b5bf6a708b954bf3d91fdf5fbce5f2e3c95b36e6150c87 |
|---|---|
| Markdown | e9709e450f377572f1baf90c7e8c1bbba728796869b6198f88f2da68c52bfe2c |
| Publication page | 9965e68f093d9c66bbaf06cde7fe1b7cc8ebcb335ce649026866635b5ea6ca06 |
| Manifest | b215206d8c593299c2d0b591309f9dea611eb11adb44bddf19d047051978dcb8 |
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 | co5QeA7aYIq5/MbzBpw+fHwTYuZzZB6rBTfdsIU/d0w2VUvkk9g07fXqod0lUFg9lUl9vdPO4nEVPfsz6pjsAw== |
| 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
| 2026-09-17T11:58:15.402395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020007observed 9965e68f093d9c66bbaf06cde7fe1b7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:15.379289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020007/manifest.jsonobserved b215206d8c593299c2d0b591309f9dea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.359065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020007/publication.mdobserved e9709e450f377572f1baf90c7e8c1bbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:15.337319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020007/publication.txtobserved 8b874381e4b884cc23b5bf6a708b954b...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. |
|---|