OpenTechnical

OT-2026-000096185

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000096185) never changes.

Identity and time

Publication numberOT-2026-000096185 · never reused
Internal UUID01a0aea0-585e-718b-b7e4-8a74d24daa88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096185
StatusPUBLIC

Content hashes

Canonical text4d7df48a8341094c37933bde15dafc29822d6fac74de0416e458b408e1e9d390
Markdown6509e88e6a8661bc3c20645b93fa392e720ef0572a7fc44a2c14c0332a46c2dc
PDF
Publication page3b086731ee9c31a8204b09ff9b53bcd1fcabea4f061dde12854fc760cf5f8162
Manifestd25c0b5e073ea6c28ba3a5572764afd8f7efa803abef17e7264937745849f68c

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
Signature9x7HX3hrlvHSDmQMeYbuc39WKQMBkb5TP0HxpIZ7v1C05ZxpsCqvLrNEbt47Bt3gultAG9+aJRKz9I09vl+IAw==
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

2026-09-17T09:34:41.652572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096185
observed 3b086731ee9c31a8204b09ff9b53bcd1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.635679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096185/manifest.json
observed d25c0b5e073ea6c28ba3a5572764afd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.619146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096185/publication.md
observed 6509e88e6a8661bc3c20645b93fa392e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:41.601253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096185/publication.txt
observed 4d7df48a8341094c37933bde15dafc29...
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.