OT-2026-000029697
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000029697) never changes.
Identity and time
| Publication number | OT-2026-000029697 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-71f3-8091-517415ede350 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029697 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a1fbede9c47ce5f5eeee537db14b9100d5a14acf483837817a709b9101b1139 |
|---|---|
| Markdown | 81db1970d4310748efb900ec794c5c035dcc523bed02827840b2c61b8def718f |
| Publication page | d73ad4cff19ebcb063f617417371a38e62b3e07e415fc323cdae3fca1108a4b7 |
| Manifest | f9361ea357bbb43e88499fbadb712192b2c2320fbe2d3b148bf4be26183a98b9 |
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 | URGpsbuTkco36APtmo/MjRnSRNrWWIyK7AhAWQqaC6bXTsly8DDPiPee8qxSEJ6Vkg0rqQji4K0wTQU0B2TuDg== |
| 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
| 2026-09-17T11:39:25.531423Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029697observed d73ad4cff19ebcb063f617417371a38e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:25.514713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029697/manifest.jsonobserved f9361ea357bbb43e88499fbadb712192...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:25.498807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029697/publication.mdobserved 81db1970d4310748efb900ec794c5c03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:25.483106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029697/publication.txtobserved 4a1fbede9c47ce5f5eeee537db14b910...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. |
|---|