OT-2026-000031601
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000031601) never changes.
Identity and time
| Publication number | OT-2026-000031601 · never reused |
|---|---|
| Internal UUID | 01a0ae74-bacf-7355-8d09-e07f66b43809 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:20.739935Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031601 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1993fec68973a156e8f9a72344363e6f562291c896dc9c3bec1146ce17fdc468 |
|---|---|
| Markdown | cb1b741e43349e3f5c67a70d3647e41f6a6e82496653d57af33fecbac046c91c |
| Publication page | b069b438c913ad0b973823c9572b5695d6055716fc062b190a97644fdc4bb547 |
| Manifest | 894409e6596abf1988e7ccd98db76be3746bddf8630ea52b6af9c44519b5842f |
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 | ipkwJivumUvd4zuvgBVVyhbmT1LgplNphpTi33ONlM4gT961WSoUGeAuIjlawtumcrnNp3I6hQKkn+2wFp2MDQ== |
| 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
| 2026-09-17T11:34:38.596160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031601observed b069b438c913ad0b973823c9572b5695...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:34:38.576126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031601/manifest.jsonobserved 894409e6596abf1988e7ccd98db76be3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:38.527019Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031601/publication.mdobserved cb1b741e43349e3f5c67a70d3647e41f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:34:38.443739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031601/publication.txtobserved 1993fec68973a156e8f9a72344363e6f...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. |
|---|