OT-2026-000031562
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, pump 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-2026-000031562) never changes.
Identity and time
| Publication number | OT-2026-000031562 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87af-7be3-a804-4bff422ee273 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031562 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f52aa0aa56f8be32b2e165572ee6b68d54cf92e5405ea1825a881d0aefcb165 |
|---|---|
| Markdown | d2365bdade548652a4c9741d37d3249378d04fb581fc2f228ea681dfc141e495 |
| Publication page | 23594f849e41df2d6c15b04bef58c8bb655a6fb2d299ecb2186d1556d7b650ce |
| Manifest | 2d589e02d79e7ef0aaa37d16db1679ea8cc3f7b9b1670888dad9d0e31ad0ea15 |
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 | OC6KdmzlC72TBLx5Nzzfz+5jKIQ2XB11phpA4AXIy4F23JHjr7EQxp78x5SBGIxDGu7xLvRylX8+v3+iQPUuBg== |
| 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
| 2026-09-17T11:36:24.586407Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031562observed 23594f849e41df2d6c15b04bef58c8bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:24.567022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031562/manifest.jsonobserved 2d589e02d79e7ef0aaa37d16db1679ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:24.550048Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031562/publication.mdobserved d2365bdade548652a4c9741d37d32493...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:24.531420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031562/publication.txtobserved 1f52aa0aa56f8be32b2e165572ee6b68...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. |
|---|