OpenTechnical

OT-2026-000100839

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000100839) never changes.

Identity and time

Publication numberOT-2026-000100839 · never reused
Internal UUID01a0aea3-66f5-795b-92f4-99b218d9ff29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100839
StatusPUBLIC

Content hashes

Canonical text328a5bc103b42ba3198769f8262fe8bdb1e31add82ad8cfc0cc3b6d1c024f8af
Markdown61f525d3a43d6065789ce83782f08ad6c73185bec52b86a28136e3b1b8b72119
PDF
Publication pagec6617ca19f02f4abdc867490bb6dae3470904261ec27ba541e138bd71e5fc7d0
Manifest73bdeefcf2b97131e3a94862fac5842e11741dd250eccfbdfaf23749f6cbe9f9

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
SignaturetWMLhiGlSFoofDz+WdZi8i7mUOK9hsm04SOhvWmzCGA6/dbvU+rVh+aZsmtMAyXUGq0whoCsifmunNtPvABqCA==
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

2026-09-17T09:27:45.877089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100839
observed c6617ca19f02f4abdc867490bb6dae34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.858445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100839/manifest.json
observed 73bdeefcf2b97131e3a94862fac5842e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.839696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100839/publication.md
observed 61f525d3a43d6065789ce83782f08ad6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.821795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100839/publication.txt
observed 328a5bc103b42ba3198769f8262fe8bd...
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.