OT-2026-000102931
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102931) never changes.
Identity and time
| Publication number | OT-2026-000102931 · never reused |
|---|---|
| Internal UUID | 01a0aea4-be3c-7013-ba3b-7cd4e1567ec6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:47.343354Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102931 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4e9cc553a271a38a24af395475872c800f36bc82eb87a7de17a1cf3806372137 |
|---|---|
| Markdown | 7d1bc6fcdabe332e5ca09ebd65bba3b97e91a3d5c9673b8b795bed2450cf7232 |
| Publication page | 3b1f5065221546e645614b0e141a205779edf214a9c8079c94e8a120e09037b3 |
| Manifest | 0883dbfab9d883a014dc837ef932f03ebf5df245ff9bc6078b5ad260a6e43c09 |
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 | PkX90eUc9usUUwmWg33mxi6TAQTh2x+PYinMP27OCM6t4cWx7UAxMmdhhwVHvdlUsEttDklLo3KmISMQU4OLAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:50.893461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102931observed 3b1f5065221546e645614b0e141a2057...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:50.877135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102931/manifest.jsonobserved 0883dbfab9d883a014dc837ef932f03e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:50.859775Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102931/publication.mdobserved 7d1bc6fcdabe332e5ca09ebd65bba3b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:50.842049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102931/publication.txtobserved 4e9cc553a271a38a24af395475872c80...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. |
|---|