OT-2026-000089502
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000089502) never changes.
Identity and time
| Publication number | OT-2026-000089502 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7782-84f5-67dc76e6b5a8 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089502 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1b296e01fe9155046652921ca14acf0f754ec68aab8bc6c34c474973bd0f068 |
|---|---|
| Markdown | c34ec7145a1730b90a5f9089933d8e78ae7beb9921e794b1c748c9e84df0ee75 |
| Publication page | a907233f5f256c21bff320ba909231addaadc42f9965470883cf3ca88a87160f |
| Manifest | f17db1a2dc153051f2eda070bc926a35254b97d6a7144267849a29d650551990 |
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 | 3yntv13WBRyDbfIMttFkqwe/xeIWluGs6nr012N+PMLSc6uGIdtKAhWlIIDtztDedjcE/0LeWjGB7cs5+/lIBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:39.374900Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089502observed a907233f5f256c21bff320ba909231ad...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:39.356451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089502/manifest.jsonobserved f17db1a2dc153051f2eda070bc926a35...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:39.339325Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089502/publication.mdobserved c34ec7145a1730b90a5f9089933d8e78...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:39.323560Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089502/publication.txtobserved c1b296e01fe9155046652921ca14acf0...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. |
|---|