OT-2026-000004671
Publication integrity record
Vacuum cup gripper, three zone face, three stage ejector, pressure verified, contact triggered
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-2026-000004671) never changes.
Identity and time
| Publication number | OT-2026-000004671 · never reused |
|---|---|
| Internal UUID | 01a0a91f-94e3-7e23-92e0-f73b23c9a02f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:30:14.374829Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004671 |
| Status | PUBLIC |
Content hashes
| Canonical text | cd9d944193399cc1ad6a2ffd1b3332df71e30cb159121247d075c5d0e4baaf40 |
|---|---|
| Markdown | 24534437fb49d80f5e873428a1102182da00d3b69b3b20a86232b62452628e04 |
| Publication page | ffa1b4402c1fd044321d4968a2926d5c780d8429ac3f63c5080eddc33f2ee545 |
| Manifest | 3559b3f291aa4f6f69b053bfad19feba8c39418490957713cbf16722e121deb1 |
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 | Bo6w7WWzf+0GNvGA9dS/xni0LZPsiyT+xAWL1XBIAsZDt3qw7jN/aUMqx2y9UnvlJhFhR940OFeCnBwlMoGhCA== |
| 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
| 2026-09-16T07:40:31.430306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004671observed ffa1b4402c1fd044321d4968a2926d5c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:31.418732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004671/manifest.jsonobserved 3559b3f291aa4f6f69b053bfad19feba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:31.406490Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004671/publication.mdobserved 24534437fb49d80f5e873428a1102182...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:31.394848Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004671/publication.txtobserved cd9d944193399cc1ad6a2ffd1b3332df...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. |
|---|