OT-2026-000029883
Publication integrity record
Foam pad vacuum gripper, four zone face, common isolation valve, 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-2026-000029883) never changes.
Identity and time
| Publication number | OT-2026-000029883 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac48-7928-b8dc-57f141a2b611 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029883 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b99fa11dcf36a9af242933409fe94958e270d52266f57897d4a64e72587ebdb |
|---|---|
| Markdown | f7d34ee62aca52b812d6abb36ced68fc7728b47a225859ed946bba8073fec0e4 |
| Publication page | 4fc4459c0edb8ed29706eb4869a21989937fe68eb1ca8c0d3c52b253db89537c |
| Manifest | df3e216a14cf84fcaec5eac75e77aabd41a2916ef33e7ffd032d88882223e9ef |
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 | dDkNW3fogFk9Z24LEDvIuYNlcrOtmh9W0hQ6szpj5iPaidOZi7g17jjgcjIScaiz66+febEiqD5jrhTX6M02Bg== |
| 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
| 2026-09-17T11:38:34.900121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029883observed 4fc4459c0edb8ed29706eb4869a21989...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:34.885280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029883/manifest.jsonobserved df3e216a14cf84fcaec5eac75e77aabd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:34.869448Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029883/publication.mdobserved f7d34ee62aca52b812d6abb36ced68fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:34.853252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029883/publication.txtobserved 8b99fa11dcf36a9af242933409fe9495...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. |
|---|