OT-2026-000018409
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000018409) never changes.
Identity and time
| Publication number | OT-2026-000018409 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-b489-7803-b309-225f3f01033f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:45.971508Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000018409 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7cf31ecf6068a62d85ba446a4a31ccce1fa8cedbaeb733105b14e984d1605de4 |
|---|---|
| Markdown | b32c922836df35652e8f05dd00b149eb57d26e5b55d643d1cd59f415ca2b306f |
| Publication page | 2f9abbd837426ae6b7c9f5ced36ee856d1bd27bcf1a516f263932d4bebf406c1 |
| Manifest | bb6a043b21d5aaa31959e8e310af86f8075e7acc1110e41e8264cce4f870524e |
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 | CPjFfgUZSu5GT54eSBf/hmLKSJm+e0C1Ad+XKczopYKOeTQABi2Gdf6Jv1lFTsgMC/pqKPxLuTbu+kqFUKJWCg== |
| 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
| 2026-09-17T12:01:09.159404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018409observed 2f9abbd837426ae6b7c9f5ced36ee856...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:01:09.142974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018409/manifest.jsonobserved bb6a043b21d5aaa31959e8e310af86f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:09.125378Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018409/publication.mdobserved b32c922836df35652e8f05dd00b149eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:01:09.107523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000018409/publication.txtobserved 7cf31ecf6068a62d85ba446a4a31ccce...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. |
|---|