OT-2026-000028530
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000028530) never changes.
Identity and time
| Publication number | OT-2026-000028530 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f8-7f91-b2df-8fd85b5f559f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028530 |
| Status | PUBLIC |
Content hashes
| Canonical text | 36ba11b2c7ed6e08c38e79464c3cd7b70f52aec0018e1fe8e0b9e8b75ad04bde |
|---|---|
| Markdown | 18daa82b11024b3f263d05020afc268f3f4affeacba55e42c3e78bb5595cafe3 |
| Publication page | 8893923cba2d8f672458210e91161b9e0e5bd092816030021c84c17ee288404e |
| Manifest | c89a7ed54a3ec2e4a695a5e4691fd3db4685d0dc75d7f5e87379cd298b59a11a |
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 | GNoTJB9UGA+dmeJ+mc48nUpsZHcd/3WN+bTOEdkXgS6Os2M8tbULgW7V04IXbePXFV08AMThCHzjmc2lIIO+DQ== |
| 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
| 2026-09-17T11:40:48.198196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028530observed 8893923cba2d8f672458210e91161b9e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:48.180647Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028530/manifest.jsonobserved c89a7ed54a3ec2e4a695a5e4691fd3db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:48.162818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028530/publication.mdobserved 18daa82b11024b3f263d05020afc268f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:48.145796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028530/publication.txtobserved 36ba11b2c7ed6e08c38e79464c3cd7b7...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. |
|---|