OT-2026-000090173
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000090173) never changes.
Identity and time
| Publication number | OT-2026-000090173 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428f-727e-81e7-ba34d84fb063 · 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-2026-000090173 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b76e42985e8b088c56fc0f4e00334eccc11d873ba1734186f3c82880577b465 |
|---|---|
| Markdown | bb7e164ee8a0ecfab369ae83b3c18f4a000df5106dc1ae518890c98eceea47aa |
| Publication page | a70f4bb1183863ba8faae45335bb293fa449f89f1376d379201d430d891e748d |
| Manifest | a5bd9a0a74241be5c53aa831d78335c61de29f98821d900fa916107367880060 |
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 | hut4nxqWk/NKasa7X0k9AdqaY1lThdJqwyKocs/nPQ7u4ZNcKe/H/MnMk30Ryz4WiWpUnirEW3XTYSxR5/hkAw== |
| 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
| 2026-09-17T09:46:14.210331Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090173observed a70f4bb1183863ba8faae45335bb293f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:14.192783Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090173/manifest.jsonobserved a5bd9a0a74241be5c53aa831d78335c6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.174678Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090173/publication.mdobserved bb7e164ee8a0ecfab369ae83b3c18f4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:14.156851Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090173/publication.txtobserved 3b76e42985e8b088c56fc0f4e00334ec...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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