OT-2026-000028185
Publication integrity record
Three cup vacuum gripper, three outlet manifold, single 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-2026-000028185) never changes.
Identity and time
| Publication number | OT-2026-000028185 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-723c-96b0-0cfeae12e19b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028185 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4f35e28a3690c84e03fc9f295c658f24b783bad5eb434dcb64165760db904525 |
|---|---|
| Markdown | fb4e68a29c1ee87f97c150e9b4a353f7e5c4ce2f34ca5542f85c253226f97ed1 |
| Publication page | 760da9cc0f2d5ae016b4ca10a7ff05291ff9549f77abc4294e22167209934d19 |
| Manifest | 79c399c69646da8ff8e0a6e80e6b50f72634e04494747abf440f76725941b72d |
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 | ZF20oe4OrsOzDoDrrev2ieaAIk3tgbHrzY2JcuTdUpoEg7HK3sjp2CCjqyDlj9wSBMOMO+enpd7d+N4q1OBlDw== |
| 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
| 2026-09-17T11:42:32.793549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028185observed 760da9cc0f2d5ae016b4ca10a7ff0529...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:32.777959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028185/manifest.jsonobserved 79c399c69646da8ff8e0a6e80e6b50f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.761719Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028185/publication.mdobserved fb4e68a29c1ee87f97c150e9b4a353f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.742669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028185/publication.txtobserved 4f35e28a3690c84e03fc9f295c658f24...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. |
|---|