OT-2026-000028462
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, single 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-2026-000028462) never changes.
Identity and time
| Publication number | OT-2026-000028462 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-778b-9cf6-3c4c2615e24e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028462 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fa5086dd5006351a6ebc0273dd8aa7c0584cdfbfb7b379b4abe16aa5ade10e6 |
|---|---|
| Markdown | e4024d9c61db000a82ba7567e65150e781570faf755f0143f2377b70d7c6a1bc |
| Publication page | f6aa58743989ba0a80ef933809983b605783eba8bdc18091fe3c51db3cc959b7 |
| Manifest | ad61092397de66c705a265ee6d67dd4123eb013a9ccc0a9a9a45232c854bebf3 |
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 | YW1PFih7NRxzEqXuaczOIVcQ1Kk7o7++iP2MPfOgCOZCJxEEZM3wKLn4wbuw4/Lg9UfvtirrHPgExtTV8F4LAg== |
| 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
| 2026-09-17T11:40:36.227524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028462observed f6aa58743989ba0a80ef933809983b60...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:36.211776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028462/manifest.jsonobserved ad61092397de66c705a265ee6d67dd41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:36.193672Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028462/publication.mdobserved e4024d9c61db000a82ba7567e65150e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:36.174356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028462/publication.txtobserved 0fa5086dd5006351a6ebc0273dd8aa7c...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. |
|---|