OT-2026-000028453
Publication integrity record
Six cup vacuum gripper, six outlet manifold, pump fed, 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-2026-000028453) never changes.
Identity and time
| Publication number | OT-2026-000028453 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7cca-9a28-64462a2c9caa · 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-2026-000028453 |
| Status | PUBLIC |
Content hashes
| Canonical text | e85f1ebd55807692ad48cd07bfc4a871cdc3828573e570f30334c2700cebdea0 |
|---|---|
| Markdown | 3505959c2076f29c52b0683932c7a7e7a74452d3ce8490b17d54603201b13066 |
| Publication page | 39c566ada129e50c9946af1d9fb6e75a6d71098ce33357febba4cadec9658104 |
| Manifest | 5387b26684f4964595556128401b35f025e23c6c3e95ff44ff68c4031f121849 |
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 | VTHNtDYXl14tcf8y29FDzWND1N719KIOOeMT8WKXDiPXvKnqcxjwQ8q8OZLkFilmtk0tBHvnBQUFJLspJiZVCQ== |
| 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
| 2026-09-17T11:40:35.575910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028453observed 39c566ada129e50c9946af1d9fb6e75a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:35.557640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028453/manifest.jsonobserved 5387b26684f4964595556128401b35f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:35.537684Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028453/publication.mdobserved 3505959c2076f29c52b0683932c7a7e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:35.518697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028453/publication.txtobserved e85f1ebd55807692ad48cd07bfc4a871...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. |
|---|