OT-2026-000042139
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000042139) never changes.
Identity and time
| Publication number | OT-2026-000042139 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-7b31-b7ef-7b1ff7e3b9a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042139 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77c97a4f7fbf140eacca782bbf8ce484cfc4add60d96dccc421425979f1ca36d |
|---|---|
| Markdown | a5e4c03c59cfa788f1c69fa8379486b337f0f67d22f26585e5058a05e3e74c34 |
| Publication page | f423b90ec786b1363a933fb195fc31fe14cd24916365750f73c42a2ecbee7799 |
| Manifest | ea50f8d83c8b1f5dd97c59e9db3e63b291ef090db2ce81614230299b20896e3b |
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 | +iWQ0uz+usnCf8FVHxcdC013B8akdW3Hkbtb+GdNvtfdiTatJyTkPOLVudqACM3y6nH6x0SUbC3cOo3rTETtCw== |
| 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
| 2026-09-17T11:15:41.323087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042139observed f423b90ec786b1363a933fb195fc31fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:41.305254Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042139/manifest.jsonobserved ea50f8d83c8b1f5dd97c59e9db3e63b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:41.283422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042139/publication.mdobserved a5e4c03c59cfa788f1c69fa8379486b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:41.263081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042139/publication.txtobserved 77c97a4f7fbf140eacca782bbf8ce484...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. |
|---|