OT-2026-000028610
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000028610) never changes.
Identity and time
| Publication number | OT-2026-000028610 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-76d6-a5c3-e6b41fc280c3 · 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-2026-000028610 |
| Status | PUBLIC |
Content hashes
| Canonical text | 82612d94d20cba46967f075ca9eb9f7517fea860d89ad937e23074137bafe117 |
|---|---|
| Markdown | 64ea0c94fc9e9312abb9fc22060d4adbe575b531ad84327728b3ffb2cce65b2f |
| Publication page | 3047ce356961b38ccc3ddd7bb784fefe98b7c36f03172951722ccff5847d2d70 |
| Manifest | f565bba5283b52fe1e9c79f1d441a2a69dd83b8b8528a2c31184ffaa6a32b6a9 |
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 | DjafAvUsZnCjpB9+OGoEGU/SGVOerNGCdo56sKbvgzCesJqmOSh18b0QYPfK3LRHS/6+iJhhTZiYau7yvmJGAw== |
| 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
| 2026-09-17T11:41:28.290292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028610observed 3047ce356961b38ccc3ddd7bb784fefe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:28.270857Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028610/manifest.jsonobserved f565bba5283b52fe1e9c79f1d441a2a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:28.250945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028610/publication.mdobserved 64ea0c94fc9e9312abb9fc22060d4adb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:28.231970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028610/publication.txtobserved 82612d94d20cba46967f075ca9eb9f75...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. |
|---|