OT-2026-000050401
Publication integrity record
Two cup vacuum gripper, two outlet manifold, plant vacuum fed, vented 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-2026-000050401) never changes.
Identity and time
| Publication number | OT-2026-000050401 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-722a-90f5-c223e17acfee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050401 |
| Status | PUBLIC |
Content hashes
| Canonical text | 83fac13cd498174c7e70fd63c6b0a0e7bbb565a1f7304131fc09795099b16765 |
|---|---|
| Markdown | be79048b3fb8205b69fc08e100a647e430281a77e1b327c45930df56a981a6d6 |
| Publication page | 81895dbac89b923396dc6cdf51fe57a49fa5de053283c2eb8de172cbafade830 |
| Manifest | c7f729524eeb53542f2fb4558719ca4f1421fc423be398cfbdd7d89d86d25e1f |
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 | 3HITD7nzPo8hTXUjqhw0q3pcuaIFcborl9sO0b6SscueZf/hs4STAcBvZMaeN0FMoqGw+YrcBJTOS+XR1ZFdBQ== |
| 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
| 2026-09-17T11:01:26.559341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050401observed 81895dbac89b923396dc6cdf51fe57a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:26.544021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050401/manifest.jsonobserved c7f729524eeb53542f2fb4558719ca4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:26.528646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050401/publication.mdobserved be79048b3fb8205b69fc08e100a647e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:26.511850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050401/publication.txtobserved 83fac13cd498174c7e70fd63c6b0a0e7...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. |
|---|