OpenTechnical

OT-2026-000095201

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000095201) never changes.

Identity and time

Publication numberOT-2026-000095201 · never reused
Internal UUID01a0ae9f-8f70-72ad-807c-83808efbf864 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095201
StatusPUBLIC

Content hashes

Canonical text320ee34d142d2f571937be98af0edd69e6f95694ac7dc3e73999256c3ef9878a
Markdownf704913dfdf81237edb6078c72ca13e1fcc3ef73a7d6df91b0e5eb67a41c5c0b
PDF
Publication pagefa853fe2d81ccd13a5dc555bf54946018e0d7c56be7e367665a30a99ca7eb8f2
Manifeste80e487665eae765e50e3d80594354caae1d1bbb0c1c992ea54d3b6bcc12af79

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturejC7QeqyQDnmNgDHD//dp45Jq8ZOzmv1KEntlcFoiSrcSo5RLn2vwLqZ3aKoLxWg+r/WaQhfHheiYQWjRdZxHCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:31.029161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095201
observed fa853fe2d81ccd13a5dc555bf5494601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:31.010514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095201/manifest.json
observed e80e487665eae765e50e3d80594354ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.991646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095201/publication.md
observed f704913dfdf81237edb6078c72ca13e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:30.974659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095201/publication.txt
observed 320ee34d142d2f571937be98af0edd69...
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 archivePending 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 packagePending Custody packages are produced weekly.