OT-2026-000042790
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off after set-down
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-2026-000042790) never changes.
Identity and time
| Publication number | OT-2026-000042790 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d0-7c13-9fac-c5a031221dfa · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042790 |
| Status | PUBLIC |
Content hashes
| Canonical text | a57cb3922f5cbc8cc6f1183ebd8d16a111ed5acc75ab0671b08c3105a4ce786d |
|---|---|
| Markdown | 2636f9ab575d0ef33b3edbcfcd0b37786c9f1c7acd9b0fc372f3bb05dc7dec93 |
| Publication page | 40c784354ec4b86b41048147e2df676fbe20de2ec97addeb3fb5137d611170ae |
| Manifest | 123f1afabdfb473d709b8ca81ea83110a9e809dc87dc34600a5f41c0deef4fd0 |
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 | Nzq++iVdl0qKrKJ4G/cI3zM7OocbbTddjYQez0dJKtM4+iBTsv2Vg4GD8dYIpjeKXvTNeP5IGigwDpAMy7wGBQ== |
| 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
| 2026-09-17T11:15:15.363548Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042790observed 40c784354ec4b86b41048147e2df676f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:15.343055Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042790/manifest.jsonobserved 123f1afabdfb473d709b8ca81ea83110...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:15.323033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042790/publication.mdobserved 2636f9ab575d0ef33b3edbcfcd0b3778...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:15.304569Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042790/publication.txtobserved a57cb3922f5cbc8cc6f1183ebd8d16a1...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. |
|---|