OT-2026-000028229
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three 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-2026-000028229) never changes.
Identity and time
| Publication number | OT-2026-000028229 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a521-7fd4-a95b-47ff89dc0485 · 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-2026-000028229 |
| Status | PUBLIC |
Content hashes
| Canonical text | 287d12dab32ea43018902ba16b4503d509cfd38b9e8c9f2fca35a98a1a0eb950 |
|---|---|
| Markdown | 831e7cef5603aa076cd34b5c93ddc814319fce7c12f6733487cdcea37076282e |
| Publication page | 817f61188fb0c0d3009a7f4a061f4d1093c1969ce326cb8bb4cdbe8de82f770f |
| Manifest | 89e47a2f0241e7cc67677a43eb9f6274825eb5c7bae945d8601eaaa0c33af09d |
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 | PxuXjCQslFvJNMU1meF4qMskqj6oz3rdUUyXB84Hl6wJyq1Xwr98E3nhViRI9ggqmO7GSPKIxYjq4yqub2vjBw== |
| 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
| 2026-09-17T11:42:35.654300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028229observed 817f61188fb0c0d3009a7f4a061f4d10...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:35.636676Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028229/manifest.jsonobserved 89e47a2f0241e7cc67677a43eb9f6274...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.618624Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028229/publication.mdobserved 831e7cef5603aa076cd34b5c93ddc814...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:35.601808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028229/publication.txtobserved 287d12dab32ea43018902ba16b4503d5...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. |
|---|