OT-2026-000049288
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000049288) never changes.
Identity and time
| Publication number | OT-2026-000049288 · never reused |
|---|---|
| Internal UUID | 01a0ae81-1350-7932-84b8-4e34f7c033e5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:34:49.967260Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049288 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5566af262d3c8110496aabd542cb626c00a4b1ad3241fdddbc59b39e25971de |
|---|---|
| Markdown | eeeb1367ac8587dab9a2f40b43eb06dde0e4f8212c1cb1354cc28f846c4a3b85 |
| Publication page | 2223fb1bfebc5950d7b9cde249cfc2c2b6984b76fe6df10cf1b8db99aa2a4292 |
| Manifest | 771ce8883bb3e127c61ee7af85472c7129c61cafbaf4f478edb9cac1fbd53a14 |
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 | Z0uHzpNDWJYAthuS2VmK8UyVAofFvzs9mz4DgAvmTL3kwoNqUYR+p1pZE+byM5prrEfXUGtaVWiTK3cnDcGDAg== |
| 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
| 2026-09-17T11:04:08.900399Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049288observed 2223fb1bfebc5950d7b9cde249cfc2c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:04:08.879729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049288/manifest.jsonobserved 771ce8883bb3e127c61ee7af85472c71...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:08.862327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049288/publication.mdobserved eeeb1367ac8587dab9a2f40b43eb06dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:04:08.842646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049288/publication.txtobserved a5566af262d3c8110496aabd542cb626...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. |
|---|