OT-2026-000019172
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000019172) never changes.
Identity and time
| Publication number | OT-2026-000019172 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f391-70ff-be5d-89ac61925706 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019172 |
| Status | PUBLIC |
Content hashes
| Canonical text | b2cdc53561305f73fb4850decdb67c3fbcf303aa027c034c771ebc9fd3c81146 |
|---|---|
| Markdown | 123480ff289ee9dcc0400f44705f7da9f8064b28f1e5d38f8f994ef94a40ef85 |
| Publication page | ce068a77c43c628f2f75e9f16e7a1af9097fc372ec81b9c7c911bb54f43aca83 |
| Manifest | c8d4f75d3058bbb5ab064deb8b55ad0dd361fc47f39bc61c8c2c7d8fecb2e622 |
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 | y+Wczy9sYyTFnyufRaWuhMwCC021CJULntrtcN+tSbf1dlNZOCy0Pa7Hqe6u+bx27ephUaaU1lyYoJ53x3coAw== |
| 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
| 2026-09-17T11:58:29.108825Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019172observed ce068a77c43c628f2f75e9f16e7a1af9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:29.091826Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019172/manifest.jsonobserved c8d4f75d3058bbb5ab064deb8b55ad0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.074636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019172/publication.mdobserved 123480ff289ee9dcc0400f44705f7da9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:29.056612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019172/publication.txtobserved b2cdc53561305f73fb4850decdb67c3f...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. |
|---|