OT-2026-000028233
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three 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-2026-000028233) never changes.
Identity and time
| Publication number | OT-2026-000028233 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-704d-b040-baaf95ae6c5c · 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-2026-000028233 |
| Status | PUBLIC |
Content hashes
| Canonical text | c84e7fd41f0781475c2237bd93dc30142c36c59f6c4e3e3d2d22d10b57dd2bea |
|---|---|
| Markdown | f5014267bef05870df1f91ecbeeb9b7c4d03336d205059a65a06ad03eaeafb21 |
| Publication page | c2ff98b748c8def5a42cd6fe2c080624e146717a7125dff956ba579c0b0d3760 |
| Manifest | 1d81d5380fd38f4f894325f02f7899cde158ab83eb8aed13a27d41cb77b546e6 |
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 | Gi72NDIQD/62FWXuy36FdBr4IWk9Q9qjL9MPTI6l5WfcuOSOR/WVh7IJw8bPJ6aSMeY4HNSGvZGmoJuQk9VtCg== |
| 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
| 2026-09-17T11:42:35.974370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028233observed c2ff98b748c8def5a42cd6fe2c080624...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:35.957320Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028233/manifest.jsonobserved 1d81d5380fd38f4f894325f02f7899cd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.940215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028233/publication.mdobserved f5014267bef05870df1f91ecbeeb9b7c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.923103Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028233/publication.txtobserved c84e7fd41f0781475c2237bd93dc3014...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. |
|---|