OT-2026-000028557
Publication integrity record
Six cup vacuum gripper, six outlet manifold, plant vacuum 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-2026-000028557) never changes.
Identity and time
| Publication number | OT-2026-000028557 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7b27-9042-f51a28452fd3 · 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-2026-000028557 |
| Status | PUBLIC |
Content hashes
| Canonical text | b6867d7d85286610ff60989ea99cd9105c320049309dee13f8209bf4ec884bf5 |
|---|---|
| Markdown | f46edcec550acf39381f5c9c312055ed2fe65a45e803bc36043672b2a7eca7d2 |
| Publication page | 57bd66c30f277f0e9171b753d777d8e1e6736e9e5441b3d893497518b443820f |
| Manifest | df3989cf5c4c9fb19727721f6eac85f9a3dfcd86a5162de7097fd3558229c834 |
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 | 2Glw/xup0ZSyBEdp+CLj+RORot/mv1v2ZD04bqW+G1CD51WDAbICTYl7B80LV46C0Zt/snhuhPYKTjYbVBwjBQ== |
| 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
| 2026-09-17T11:40:50.497276Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028557observed 57bd66c30f277f0e9171b753d777d8e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:50.478865Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028557/manifest.jsonobserved df3989cf5c4c9fb19727721f6eac85f9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.461051Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028557/publication.mdobserved f46edcec550acf39381f5c9c312055ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:50.443022Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028557/publication.txtobserved b6867d7d85286610ff60989ea99cd910...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. |
|---|