OT-2026-000031617
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000031617) never changes.
Identity and time
| Publication number | OT-2026-000031617 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-70ab-adc6-83c7ba79e146 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031617 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7974752080f543d9e422ca84e12998bac49fc50a10c01a8ff0c157d1ca296ba7 |
|---|---|
| Markdown | a0fe890e4a0b7b066a10feb535ab731d293b37d4d2c80a013ce9fa464869ca44 |
| Publication page | e8f8539daaddc1a7962d9291d8f532ea8c51b77667a852cfde998466ceaccf36 |
| Manifest | 5cd1d39b60bc38f8fbee89141664b64e28b7e4c84802f7df99734959a1bbe789 |
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 | P+zKrHBq2CzDrrmg4bG1x6qrPyO09wcdZL5o+AIrJsHgjC9an27/5sP4JqOXj5BGwzSoG6y5DxwKL5yl4oDxAQ== |
| 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
| 2026-09-17T11:34:39.901110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031617observed e8f8539daaddc1a7962d9291d8f532ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:39.884341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031617/manifest.jsonobserved 5cd1d39b60bc38f8fbee89141664b64e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:39.865030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031617/publication.mdobserved a0fe890e4a0b7b066a10feb535ab731d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:39.847460Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031617/publication.txtobserved 7974752080f543d9e422ca84e12998ba...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. |
|---|