OT-2026-000028036
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-2026-000028036) never changes.
Identity and time
| Publication number | OT-2026-000028036 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7d10-9a05-93fbcd3f0a79 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028036 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31951c26b84bc7c67e01afce095e8e712ca88eb49e2a168664f820cde6d3c1fd |
|---|---|
| Markdown | 4582de1d460b78a87ff81af94fb5f4b10530ebb5b7d0f759f63d20e9f48a81a5 |
| Publication page | 7796e7701215c491a33a31210b8e04ab9715d50d917f0d4df94439bcce25e197 |
| Manifest | ea222a0c6bff3569c72114a0d2fde4a642fa36371eb04a864e4aaf75f6d65f3c |
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 | SLM1vGs6AoM/EIVHfXEYyHJFPkhIRxYwY0thRx1ozwBT7vvPd2DUX4oHhnhNmh0VUXIsuBuskAnBoJTNj6MJAg== |
| 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
| 2026-09-17T11:42:21.468260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028036observed 7796e7701215c491a33a31210b8e04ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:21.449780Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028036/manifest.jsonobserved ea222a0c6bff3569c72114a0d2fde4a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.432145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028036/publication.mdobserved 4582de1d460b78a87ff81af94fb5f4b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.413697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028036/publication.txtobserved 31951c26b84bc7c67e01afce095e8e71...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. |
|---|