OT-2026-000050481
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000050481) never changes.
Identity and time
| Publication number | OT-2026-000050481 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-7a26-bb1a-efaa2ec973b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050481 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52c394dd70a7cc52cf1c11b1060ffbe12ba3d0cb56aca5b9833b65cc1029014c |
|---|---|
| Markdown | a1d5c35a90b47c9dd080d65d84a518f268b4af2ae978229cab4cddc932eea7de |
| Publication page | b6225327ef05910ecede86daa4848062f2585a9f5480f387f5e3e1fc723012a5 |
| Manifest | e458ae80390ad32bc3655b018c68e793022c52c75de9880100fe7a6f3ab290da |
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 | me4VO/UmqcVl/Rg2JnF+qRYARfE3LNN20DwZzwcBhGxGaFbwFfPtkZNb2az21PdB2NMK6/1rKK9YEM+j8dXUCA== |
| 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
| 2026-09-17T11:01:32.164327Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050481observed b6225327ef05910ecede86daa4848062...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:32.148391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050481/manifest.jsonobserved e458ae80390ad32bc3655b018c68e793...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:32.132062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050481/publication.mdobserved a1d5c35a90b47c9dd080d65d84a518f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:32.115553Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050481/publication.txtobserved 52c394dd70a7cc52cf1c11b1060ffbe1...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. |
|---|