OT-2026-000053920
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer
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-2026-000053920) never changes.
Identity and time
| Publication number | OT-2026-000053920 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a6-73d1-a310-9e7846cec4c2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053920 |
| Status | PUBLIC |
Content hashes
| Canonical text | 102632e0ac63b23d37a6fc94aae48f35ff8396c0247205bfb5e41c05b0583482 |
|---|---|
| Markdown | d0cd63901cd1a273589a49d7a9ca328aab86f7d95130dc298dd17f5e10ab7751 |
| Publication page | ba2b59558f781878dfb8d6cee42908b3494f2f90b78f306381677a5137632d8e |
| Manifest | 0482203b80d018cbe59ba8afbe9322e9b6081555651aae7886f8cf202a1aff12 |
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 | A2/vsrJ8z5PH/pM4CJMR2plOMgMtYjlX5oOc7ZePTOUvaKkJ6sIWp4lSWmm2tCztgVvQy8RWEc7gbs6lfed7BA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:09.599390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053920observed ba2b59558f781878dfb8d6cee42908b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:09.581868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053920/manifest.jsonobserved 0482203b80d018cbe59ba8afbe9322e9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:09.563345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053920/publication.mdobserved d0cd63901cd1a273589a49d7a9ca328a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:09.546421Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053920/publication.txtobserved 102632e0ac63b23d37a6fc94aae48f35...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. |
|---|