OT-2026-000021832
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000021832) never changes.
Identity and time
| Publication number | OT-2026-000021832 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-7647-8eae-d1ca94bb2fae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021832 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c5ba19400a3a92afb4d2db4321149f7c32bd94195f49c7293940154478fcbfa |
|---|---|
| Markdown | 47db3bb1f6156eec4965d14ea4992cc9a0bc1d5a6d4accc14af22d3a48367387 |
| Publication page | 3b18044fc4f3fed468605ab8a994a4a7ad715ab5402f59604fad4cc39c0ee386 |
| Manifest | 46ef08138e4c95b2539a65ea643593597230e5dac8d65192a95def2f1e6f95ed |
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 | 46nn11SXOL+E7+8ctbu0+Hg+nRZKgzhOLWlzVHrA3V1bnF467LYyXRZABxPX/xQ6HTFwpxWDhatL7qWYctymBQ== |
| 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
| 2026-09-17T11:54:23.323884Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021832observed 3b18044fc4f3fed468605ab8a994a4a7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:23.306151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021832/manifest.jsonobserved 46ef08138e4c95b2539a65ea64359359...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.290045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021832/publication.mdobserved 47db3bb1f6156eec4965d14ea4992cc9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:23.273089Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021832/publication.txtobserved 1c5ba19400a3a92afb4d2db4321149f7...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. |
|---|