OT-2026-000028062
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000028062) never changes.
Identity and time
| Publication number | OT-2026-000028062 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-77e1-9d14-888d1a183442 · 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-2026-000028062 |
| Status | PUBLIC |
Content hashes
| Canonical text | fcca485544ea1dd4529f75cc7518cbd87bd184f0f76c7340724a4dbdfbe101d2 |
|---|---|
| Markdown | f23a3105a26e26afee28a2e9c566de9aab9696a141c755051118b72272439e77 |
| Publication page | d39cb8f86e1abe95c890eb11e6ab78572f3d4ea4fc7c50750c717e1a9103efb9 |
| Manifest | 0e6e5206b67127e323543833355259ada8706aadee1435bb193d742b00ccf292 |
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 | wb6sAert9dnsalT1kDxbPj9WRUqRi25sF8oY8i0u2jQsvxTK6++k/B2XLoLXK4pgpdnUB/Owro9iRJeZNSvSDg== |
| 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
| 2026-09-17T11:42:23.841410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028062observed d39cb8f86e1abe95c890eb11e6ab7857...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:23.823563Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028062/manifest.jsonobserved 0e6e5206b67127e323543833355259ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:23.804413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028062/publication.mdobserved f23a3105a26e26afee28a2e9c566de9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:23.785723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028062/publication.txtobserved fcca485544ea1dd4529f75cc7518cbd8...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. |
|---|