OT-2026-000030161
Publication integrity record
Four cup vacuum gripper, four outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000030161) never changes.
Identity and time
| Publication number | OT-2026-000030161 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e500-7f12-a75e-9ef2c43820ff · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030161 |
| Status | PUBLIC |
Content hashes
| Canonical text | 90c166aa2ced69cc273b3932f720bc79fba9eb4f3a23a7587b7ff5c7c0301221 |
|---|---|
| Markdown | 19f062f74872b25a5009426234af1e88edf8342081e89bfdb900845a34f788b4 |
| Publication page | 2847cef9650b4be455aa275fa678c43cd368f9fd7268be798990a5bf99dd7d1d |
| Manifest | 23cba4a09dc2d7a5770d7723897f4901e7d7994c4c93e8ceecc98e66ffce8745 |
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 | yOz6h0YMGw3CLIEPWss1uivsAbcCJ+N+XYaxc0e7EUaMt3aG1aNulLVP3QpHvJb4QdA2sLFogt1OBV5wXwGgCA== |
| 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
| 2026-09-17T11:40:31.150080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161observed 2847cef9650b4be455aa275fa678c43c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:31.131177Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161/manifest.jsonobserved 23cba4a09dc2d7a5770d7723897f4901...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.110673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161/publication.mdobserved 19f062f74872b25a5009426234af1e88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:31.089373Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161/publication.txtobserved 90c166aa2ced69cc273b3932f720bc79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:47.555414Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161observed 2847cef9650b4be455aa275fa678c43c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:47.537385Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161/manifest.jsonobserved 23cba4a09dc2d7a5770d7723897f4901...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:47.519606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161/publication.mdobserved 19f062f74872b25a5009426234af1e88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:37:47.503355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030161/publication.txtobserved 90c166aa2ced69cc273b3932f720bc79...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. |
|---|