OT-2026-000031488
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000031488) never changes.
Identity and time
| Publication number | OT-2026-000031488 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-7e55-a506-f222938244ff · 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-2026-000031488 |
| Status | PUBLIC |
Content hashes
| Canonical text | 981647217fe4904fbb9954d96358c10e95c5735d93a21ad9dcbd33f51c304e23 |
|---|---|
| Markdown | 1b408dcfed2cbd7dc0f29b98f0feaea55127ab29c24d7ab998b637217fcdd934 |
| Publication page | caa8b59229e544f4d89fa7b240dd4321f92d4c179c10b9acaf5baa3411837732 |
| Manifest | 25365277dce9b2ff2d42b3d957310dba91d1fd8cc01dadefe11438f5fdca9e68 |
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 | bpqivZj5xjs4wgIQ8zVVRTzeJv82x3ccu72I9+vELD29xoWdI1TtB2XP1VX+4qSNSgzRKmMKfL3co7JY11D8Cw== |
| 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
| 2026-09-17T11:36:18.874587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031488observed caa8b59229e544f4d89fa7b240dd4321...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:18.854701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031488/manifest.jsonobserved 25365277dce9b2ff2d42b3d957310dba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.833227Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031488/publication.mdobserved 1b408dcfed2cbd7dc0f29b98f0feaea5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:18.815435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031488/publication.txtobserved 981647217fe4904fbb9954d96358c10e...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. |
|---|