OT-2026-000031544
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, supply line 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-2026-000031544) never changes.
Identity and time
| Publication number | OT-2026-000031544 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-729f-9c37-5b31bd66dfff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031544 |
| Status | PUBLIC |
Content hashes
| Canonical text | e82db5a5f9adf89e867c73c4d585a1af9b645beddcf61dcc84d1c81ff10301c5 |
|---|---|
| Markdown | 4e7a10b05fcbc66eeb6da7756a208931a51bc009dd1de8d420d8957f06cbd2f7 |
| Publication page | bc40e8cf5650d24bff6096ea0c46cd44885c6c2d1fa6842c1e9a3f2f7c223199 |
| Manifest | 38d9bbd46b775a8fc506dce40d5c6fe6f05bd098e8aa28aa40df628ee72a2e71 |
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 | ZgLduddmPf7M99F0hcdvOzH2TP2C7u4HUxn9hTPS29I0CMpck7Or2stBCUk5FxcsC3dYSyspO5BOMrNYn2OICg== |
| 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
| 2026-09-17T11:36:23.213393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031544observed bc40e8cf5650d24bff6096ea0c46cd44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:23.195029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031544/manifest.jsonobserved 38d9bbd46b775a8fc506dce40d5c6fe6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.177916Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031544/publication.mdobserved 4e7a10b05fcbc66eeb6da7756a208931...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:23.157686Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031544/publication.txtobserved e82db5a5f9adf89e867c73c4d585a1af...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. |
|---|