OT-2026-000030517
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, 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-2026-000030517) never changes.
Identity and time
| Publication number | OT-2026-000030517 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e504-7895-8936-8041f96e75cf · 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-2026-000030517 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a2b61e47343860813b1047ea55793d6c861940a5905464e97e9fc3ab4ba8dd2 |
|---|---|
| Markdown | 330fa3855ed929c427e0cefbde6fef5297cc9b444a27ea794219bdd424f3d8b8 |
| Publication page | cf762ee7ba4cd61a3c7c1bb88eaaccfcf3850bc76dd605936f9fc86613344c66 |
| Manifest | 6e829ea86a81e6b0105cbfd47bfaf533d8cc861b6521ddef3a9174ab9849ea07 |
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 | NS6gPOH1o327v48zjv0yFxixZhuMEsaSHpeeBe67S59Gszq0Y64dI1sTdTtJtA00ojkSUOanoXQx5aeFxIphBA== |
| 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
| 2026-09-17T11:38:22.927501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030517observed cf762ee7ba4cd61a3c7c1bb88eaaccfc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:22.910198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030517/manifest.jsonobserved 6e829ea86a81e6b0105cbfd47bfaf533...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:22.892030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030517/publication.mdobserved 330fa3855ed929c427e0cefbde6fef52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:22.868849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030517/publication.txtobserved 4a2b61e47343860813b1047ea55793d6...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. |
|---|