OT-2026-000030756
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, 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-2026-000030756) never changes.
Identity and time
| Publication number | OT-2026-000030756 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb4-7d8f-bedd-fb688a3abe87 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030756 |
| Status | PUBLIC |
Content hashes
| Canonical text | c300ec93a6841e642cb37932b001ea938fc883d891cd9457cdd4a341bd2fb08b |
|---|---|
| Markdown | 800f6cca09fe2f5450e73cbb8dec0b675ff3dbf0e02b31710f50e1aad12951e4 |
| Publication page | 7a783585159e865a2b6ce39a2b08e58f4af6027c8b4598932672ac0d5d59ea38 |
| Manifest | f68161f16d884ec06f630f4fe1f16371b1858e5d47b986cc35b0ca9a0f10052a |
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 | Fq4kk1KUe9BBPASARMRxY4kXoHNoFU/FzcGMivJZdKY1uk7v8a8Hu8/jPwOnGN5ulDIN9TJ7LvUP9s/y7+UQCw== |
| 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
| 2026-09-17T11:36:42.309119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030756observed 7a783585159e865a2b6ce39a2b08e58f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:42.291914Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030756/manifest.jsonobserved f68161f16d884ec06f630f4fe1f16371...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:42.275043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030756/publication.mdobserved 800f6cca09fe2f5450e73cbb8dec0b67...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:42.257344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030756/publication.txtobserved c300ec93a6841e642cb37932b001ea93...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. |
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