OT-2026-000004649
Publication integrity record
Vacuum cup gripper, three zone face, three stage ejector, contact triggered on the face
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-2026-000004649) never changes.
Identity and time
| Publication number | OT-2026-000004649 · never reused |
|---|---|
| Internal UUID | 01a0a91e-d6eb-78bc-8eab-0240fde42654 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:29:25.742514Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004649 |
| Status | PUBLIC |
Content hashes
| Canonical text | 24901c7e9d303859427d6cf2b035c23985e32a6caefadec785f8e71eec3d4f52 |
|---|---|
| Markdown | 08debe1f1ef8f36d0bb3a7647f201b9d5978176a02c6a207cb5cc2cbfc4bec58 |
| Publication page | 087fc94d00dbf6d866dd35f8fba58fa587615c144349b21a9cf05f35893258a1 |
| Manifest | f2d3f1241a1f17c945f4ac696c82fdafa1b3a190de41aa197fff0772b0c1e544 |
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 | xd+hpGEGVUVLXE9PDV5IUR8zhoPLzqbE3WfPbBIxnvlFsSndXJbAV/qhVuq8xTfqdzwKdlNnKoi+jRlgakkwDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T08:42:55.165824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649observed 087fc94d00dbf6d866dd35f8fba58fa5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:42:54.662162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649/manifest.jsonobserved f2d3f1241a1f17c945f4ac696c82fdaf...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:42:54.378157Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649/publication.mdobserved 08debe1f1ef8f36d0bb3a7647f201b9d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:42:53.940309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649/publication.txtobserved 24901c7e9d303859427d6cf2b035c239...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.885663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649observed 087fc94d00dbf6d866dd35f8fba58fa5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.741551Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649/manifest.jsonobserved f2d3f1241a1f17c945f4ac696c82fdaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.718231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649/publication.mdobserved 08debe1f1ef8f36d0bb3a7647f201b9d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:04.697586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004649/publication.txtobserved 24901c7e9d303859427d6cf2b035c239...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. |
|---|