OT-2026-000050686
Publication integrity record
Foam pad vacuum gripper, three stage ejector, vented 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-2026-000050686) never changes.
Identity and time
| Publication number | OT-2026-000050686 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-74f9-89de-5ee5cceaed44 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050686 |
| Status | PUBLIC |
Content hashes
| Canonical text | c0087d2687ccdd3353d891a1184ee1db627cfb3609057564adcb7323337d776e |
|---|---|
| Markdown | e6e2148f935f9e3d65fac7e2c4360a5bd03c82c1a877367f44798af1cdcd539c |
| Publication page | cbb3c0bee54208ea265968aaf1f2c28d5ac523c1ed5506d096e7fabb31bb7db1 |
| Manifest | c86a3f680f58aebf1a844f0e512ed61d1cff79932bae4bb933e96a92c31c12d0 |
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 | OYV8u63LpxlZxCfCsh+nu4VzRswWxEaKaFo3B2ujD0Yr4uHsQcfpzgYu10mlyfEBld4C/0O2Q6/KM4fl8EsYDQ== |
| 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
| 2026-09-17T10:59:23.747115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050686observed cbb3c0bee54208ea265968aaf1f2c28d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:23.726400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050686/manifest.jsonobserved c86a3f680f58aebf1a844f0e512ed61d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:23.705951Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050686/publication.mdobserved e6e2148f935f9e3d65fac7e2c4360a5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:23.686021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050686/publication.txtobserved c0087d2687ccdd3353d891a1184ee1db...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. |
|---|