OT-2026-000019532
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000019532) never changes.
Identity and time
| Publication number | OT-2026-000019532 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-771f-a463-fe382fdb94b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019532 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3e324ae8ddfb628e5ed71f1ae74175ef368b565986b694f6813a8adc908f4382 |
|---|---|
| Markdown | 8fafacd413c4fb8734eb6cc5e8bb43b17fdf3f5b2f5f91e0ca5ec282446d283c |
| Publication page | bc6ea378682bacb34394bb89e44c061eacb32154c9c6b9bb4a4baef6acb1dad5 |
| Manifest | 99f80b1703a7644b55547c2de9b0c9dbc045936a667f977a138d123e14761896 |
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 | NT8SxtZdggxQq0iALD+4dDrOhYrw1JRosaK7dKLSPgJhLqMfyNyAHWon634AlLFwqRFRx9iSZMUiGK6cX/0RBw== |
| 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
| 2026-09-17T11:58:58.243551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019532observed bc6ea378682bacb34394bb89e44c061e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:58.228706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019532/manifest.jsonobserved 99f80b1703a7644b55547c2de9b0c9db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.212316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019532/publication.mdobserved 8fafacd413c4fb8734eb6cc5e8bb43b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.195063Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019532/publication.txtobserved 3e324ae8ddfb628e5ed71f1ae74175ef...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. |
|---|