OT-2026-000090168
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, manifold 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-2026-000090168) never changes.
Identity and time
| Publication number | OT-2026-000090168 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-70ef-9537-8594611b19ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090168 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4438ff92265ae2b0562764d294ed6775321cf7af1a2027189839b5c18f43e243 |
|---|---|
| Markdown | db4067950e7fb06528f900c1cb832c86fdd48131e6608e732b27b7e1ffc91e02 |
| Publication page | 7bab092e3f58781c52b75c9824bdb36d2f12136f5161496d5a1ed3d55099b24c |
| Manifest | 31ceefaf814c1f1ceb10e754b4278f2851f5fa62e5414fa4a44621bfb6efcb9a |
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 | XwEO4b5hIzDJh/HiKF+SCOxcbSpcF1yxYAmclPNqmU5oPx8vF8Xdc+nDgvyaYLtcpQn2WdsuC5ATu0OEn9oLDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:41.335313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090168observed 7bab092e3f58781c52b75c9824bdb36d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:41.318262Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090168/manifest.jsonobserved 31ceefaf814c1f1ceb10e754b4278f28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:41.299505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090168/publication.mdobserved db4067950e7fb06528f900c1cb832c86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:41.282888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090168/publication.txtobserved 4438ff92265ae2b0562764d294ed6775...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. |
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