OT-2026-000031236
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, 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-2026-000031236) never changes.
Identity and time
| Publication number | OT-2026-000031236 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-788c-9c78-088f340d8b3a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031236 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c4d7803d35cab6844b1e125828c33e56582b5999568abb66b6b3424504de68f |
|---|---|
| Markdown | 426b47ab2ab5959f7903b4ab2f4a3da883838368547e4f2bf62df0bce4b28ea8 |
| Publication page | 1959dd8ac90b8e72f4cc38b0691e2fda46fc46040375d8f429d183adc9510847 |
| Manifest | 352bbfdf3654b535b8faa1e864eb341f015ae06358a7c993187ee09c07af925e |
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 | 9squ9TQ7t704q1dS2jorzbFi1IeLd9R66HQoVuV/UMoMdCndAja6Wz8RnqNfYZPZaDR9ctnAdEnyocZ3pWfCCA== |
| 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
| 2026-09-17T11:35:48.456172Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031236observed 1959dd8ac90b8e72f4cc38b0691e2fda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:48.438629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031236/manifest.jsonobserved 352bbfdf3654b535b8faa1e864eb341f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.420574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031236/publication.mdobserved 426b47ab2ab5959f7903b4ab2f4a3da8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:48.403304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031236/publication.txtobserved 5c4d7803d35cab6844b1e125828c33e5...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. |
|---|