OT-2026-000004699
Publication integrity record
Porous face vacuum gripper, two zone face, six outlet manifold, three stage ejector, pressure verified
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-2026-000004699) never changes.
Identity and time
| Publication number | OT-2026-000004699 · never reused |
|---|---|
| Internal UUID | 01a0a920-8a56-7ed2-8c64-d5497e617436 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:31:17.209391Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004699 |
| Status | PUBLIC |
Content hashes
| Canonical text | 02ebf74ea58a9ef0e8d13cc5fa3243b6e98d5e5ab0377498b22240a985adc398 |
|---|---|
| Markdown | 5b78cac33ef02b935a07081c32ca75079f2932e6b34a901ccb9bf59631c37ae0 |
| Publication page | 63f2e7ad560ed487b5a71143742d1c4a33e012b2f50f3c291e26cf8c853b78c4 |
| Manifest | 43a26f3b050b6639aaffdf25bdf0223a75d92077ac060edc0862efbe895369f3 |
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 | tumm3rp+6vfJSlFUYIbzgpMz/0GtShaJ5Zd6TLhNWb5hUZWtWNFRE4Jf9l7vEccxuuwrdGIAk0rg+KMi7sKoAw== |
| 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
| 2026-09-16T08:44:11.130065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699observed 63f2e7ad560ed487b5a71143742d1c4a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:44:10.669243Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699/manifest.jsonobserved 43a26f3b050b6639aaffdf25bdf0223a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:09.919306Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699/publication.mdobserved 5b78cac33ef02b935a07081c32ca7507...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:09.719031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699/publication.txtobserved 02ebf74ea58a9ef0e8d13cc5fa3243b6...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:28.234800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699observed 63f2e7ad560ed487b5a71143742d1c4a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:28.223059Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699/manifest.jsonobserved 43a26f3b050b6639aaffdf25bdf0223a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:28.210764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699/publication.mdobserved 5b78cac33ef02b935a07081c32ca7507...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:28.198392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004699/publication.txtobserved 02ebf74ea58a9ef0e8d13cc5fa3243b6...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. |
|---|