OT-2026-000030685
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000030685) never changes.
Identity and time
| Publication number | OT-2026-000030685 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb3-758f-bed9-494c7ea378ae · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030685 |
| Status | PUBLIC |
Content hashes
| Canonical text | f39b20dcc7203555cbe48724f58e7e56ce255774d87990f31e7b36682d75e379 |
|---|---|
| Markdown | 80ef5f0f52b2a3ceaa700165b142b0eb589c6625dc116c5d50bcee4a8fdea200 |
| Publication page | c265280737f651fb62dd8a1814aef5a9618fee6afa5520226aef260fa72059bd |
| Manifest | ec7045ad38b56bb9c4df79701168b51bf9510dd811eefaae3fc6b31d81366f4b |
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 | cYVHRhzfru7dzb6RXmZll+PK0UjLRQEfAZtIlJeoI+QwAPHSnGM3rdCz306ZnDCBSMeGVkK+kOwp1xTJUUFkBg== |
| 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
| 2026-09-17T11:36:34.882497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030685observed c265280737f651fb62dd8a1814aef5a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:34.864711Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030685/manifest.jsonobserved ec7045ad38b56bb9c4df79701168b51b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:34.845011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030685/publication.mdobserved 80ef5f0f52b2a3ceaa700165b142b0eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:34.826055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030685/publication.txtobserved f39b20dcc7203555cbe48724f58e7e56...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. |
|---|