OpenTechnical

OT-2026-000083803

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, plant vacuum fed, 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-2026-000083803) never changes.

Identity and time

Publication numberOT-2026-000083803 · never reused
Internal UUID01a0ae98-0417-78e5-833f-bce88270e928 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083803
StatusPUBLIC

Content hashes

Canonical textfd02e00e4768b79dfa60a6b1909021ae7e66032f5f460a91bc49d0c546588342
Markdown381b35db86bc61fa419a95e57fe58269eb9186ee8c4c8fbe90d63ff5a223a3e6
PDF
Publication pageb25714210c267aab7eea4ca61cc836baa186c5e6ff5bf5786162b0835123c47a
Manifestaaa236d28ba102e050c06572e34a84d8e03a5ec0e5ec7b074b019307c030c0df

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
SignatureB98ZeU/1BWjgz5uR61TWXYehzTsJptr7Zl14Uz9qtXdU5QqFTMep+I408siXB70rpZmCPcgptwbNzXO+CWCYBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:57:27.076365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083803
observed b25714210c267aab7eea4ca61cc836ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:27.059210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083803/manifest.json
observed aaa236d28ba102e050c06572e34a84d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:27.041328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083803/publication.md
observed 381b35db86bc61fa419a95e57fe58269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:27.023312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083803/publication.txt
observed fd02e00e4768b79dfa60a6b1909021ae...
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.