OT-2026-000018727
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, single stage ejector, 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-2026-000018727) never changes.
Identity and time
| Publication number | OT-2026-000018727 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-d520-78b4-a44d-a6279fe4b238 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:54.261386Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018727 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4f1d134f7abb971e728759a61cc93d0664f7109a936e7cffbbda03a94a57921 |
|---|---|
| Markdown | 0149c1743a691c007c3048f7beee4ac57b5b9b1c5e79809f563afcb0f4f6f840 |
| Publication page | 89257b41af4de827a0ba48466179b330644950fefa44e6426e031bda5a43c8a4 |
| Manifest | 671970f2890320b978ddadd4c34cd1b327074933bcb1ee09eb7c020f229ddf7a |
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 | 8ey82sLwG46EtN04HknTtd8qVmXJRZN5pyX1gJM1RsYGnOmW69KCGEM5tgFTNgBbCQArfmrG1VtflF4Fb9qiBw== |
| 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
| 2026-09-17T11:59:20.081742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018727observed 89257b41af4de827a0ba48466179b330...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:20.064275Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018727/manifest.jsonobserved 671970f2890320b978ddadd4c34cd1b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:20.047647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018727/publication.mdobserved 0149c1743a691c007c3048f7beee4ac5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:20.028505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018727/publication.txtobserved a4f1d134f7abb971e728759a61cc93d0...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. |
|---|