OT-2026-000028169
Publication integrity record
Three cup vacuum gripper, three 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-2026-000028169) never changes.
Identity and time
| Publication number | OT-2026-000028169 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-778d-87a0-b3c0f70c6db7 · 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-2026-000028169 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4d53f773f913b107d26bfe4d763673c54171f715594c68b3caa97c856cd80545 |
|---|---|
| Markdown | 84927236a8cdf8c6fd84e31c56a12875fc3b31b650ec47cd2642524ec65ed6e9 |
| Publication page | abae9d74ed24b71398b4d3c5df5b5b30c0fddb2d75e1a78d46f72866c8bc9c34 |
| Manifest | 6b72243254439e7030f8df616ed3eec9f95c3edca2c9d951f7bf16f53319233e |
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 | EIzqCnNmE+veNgqB9eZQXSDoberOkozYkSyz2lVi5HirJgXi+0dBw9hlFTlSX4573T59vh4wLkXHgM4et3KAAw== |
| 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
| 2026-09-17T11:42:31.513112Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028169observed abae9d74ed24b71398b4d3c5df5b5b30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:31.494469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028169/manifest.jsonobserved 6b72243254439e7030f8df616ed3eec9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:31.475706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028169/publication.mdobserved 84927236a8cdf8c6fd84e31c56a12875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:31.455615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028169/publication.txtobserved 4d53f773f913b107d26bfe4d763673c5...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. |
|---|