OT-2026-000019691
Publication integrity record
Foam pad vacuum gripper, three zone face, three stage ejector, 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-2026-000019691) never changes.
Identity and time
| Publication number | OT-2026-000019691 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-77e5-99b1-7a4830aaf7c6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019691 |
| Status | PUBLIC |
Content hashes
| Canonical text | 79db2d9c212a5305635112acb72df1fba493dfca78a8257bcfd311820c456482 |
|---|---|
| Markdown | e9e5d699fce970e47d0f5ae5d2b9fa21de3c85c46ac6ee7c9fec199a4527dbb3 |
| Publication page | abbe9598e80188cb0e94965cfa4d94748b2dba67794eafeea4ef6ed7d378fc4c |
| Manifest | e21860ace3ca0abfe18231cb4ee0aa8811bda1c4d563c52930bc34e920658815 |
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 | nBIpyPB9LamqcfcFpiFaymZuDgNJBEx1cRyTk0XJJ7Df066mvvk3mrybmOOFGlPZ4rsq4qXNMM/RdWZJAUOuAA== |
| 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
| 2026-09-17T11:57:46.232062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019691observed abbe9598e80188cb0e94965cfa4d9474...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:46.214774Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019691/manifest.jsonobserved e21860ace3ca0abfe18231cb4ee0aa88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:46.196600Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019691/publication.mdobserved e9e5d699fce970e47d0f5ae5d2b9fa21...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:46.178322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019691/publication.txtobserved 79db2d9c212a5305635112acb72df1fb...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. |
|---|