OT-2026-000028545
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-2026-000028545) never changes.
Identity and time
| Publication number | OT-2026-000028545 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7ba4-9a72-9ae9688a6901 · 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-2026-000028545 |
| Status | PUBLIC |
Content hashes
| Canonical text | 96e7b024ec96ddb615a32ebd5b68a722beab054b13c83b21ca6c3bdac5f07797 |
|---|---|
| Markdown | 2f564d73345b6e99ba2249587bbc948d2387b825947abc8bff731c7c83ae9fef |
| Publication page | 551159345080365831be5603176dd7295c31b827201dd89e9f12a4468ce45a25 |
| Manifest | f895971f53ab5068370eb3af6491422d9353a080c70219433a5073ec6488563f |
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 | PpiqNkDBrc1Lk8a6arrbCba1F5SvgcZrz4KGrtKgCwBPgjg9XdpUm+ubN2Uk06fdOeYmEgPvaCnHA8dfJOGLAg== |
| 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
| 2026-09-17T11:40:49.555398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028545observed 551159345080365831be5603176dd729...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:49.533215Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028545/manifest.jsonobserved f895971f53ab5068370eb3af6491422d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:49.516264Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028545/publication.mdobserved 2f564d73345b6e99ba2249587bbc948d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:49.498385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028545/publication.txtobserved 96e7b024ec96ddb615a32ebd5b68a722...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. |
|---|