OT-2026-000019463
Publication integrity record
Foam pad vacuum gripper, two zone face, pump fed, 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-2026-000019463) never changes.
Identity and time
| Publication number | OT-2026-000019463 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-795c-ba9e-43337d89b1c2 · 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-2026-000019463 |
| Status | PUBLIC |
Content hashes
| Canonical text | d81f0e9f0aae76423c7af48f480b4396187e5fa9b769ff29178336d4e9919828 |
|---|---|
| Markdown | c00b5e28e408522b8ada22483da87c799c31dda166b93cdfd3396dfce31923d2 |
| Publication page | d79a37b39108d9f0c2912e8d408c7da24289d94c59bd5579bf882eba16ad2feb |
| Manifest | d046175acd6d584282c94ef56067951a6c8e5b99906a31c675ae1e7ced00076f |
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 | w8Yoq7MPudjZwCHMGJc0J6+pwvz5dQ7P3/Oqw0ywNpR3WPfwKOb13RQkBf3HszkcQDDJguZXf/zgSg5M6nxpAw== |
| 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
| 2026-09-17T11:58:52.068154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019463observed d79a37b39108d9f0c2912e8d408c7da2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:52.050631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019463/manifest.jsonobserved d046175acd6d584282c94ef56067951a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:52.033485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019463/publication.mdobserved c00b5e28e408522b8ada22483da87c79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:52.016507Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019463/publication.txtobserved d81f0e9f0aae76423c7af48f480b4396...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. |
|---|