OpenTechnical

OT-2026-000100119

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum 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-2026-000100119) never changes.

Identity and time

Publication numberOT-2026-000100119 · never reused
Internal UUID01a0aea3-3052-7b7a-819d-63e63954f65d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100119
StatusPUBLIC

Content hashes

Canonical text9cde750502f9ac33a6607a1340756ea8ae96cebb129c1c1d926da37033c287dc
Markdown7f323e9cabb0e6929e080be24982fe24ffcd787ce59c708ac3df58cb90a92e3d
PDF
Publication pageba3bd2368e46393891dec3d1a092e665459bdca3869716d0d8ddaebd2dbe05ce
Manifest9b0cea9c1b9a692345039c42109cdce5360df91f6b13a3c29164e480188bcbb3

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
SignaturemStoR8AOka7zZ9673HNO65iIwHPzLF3mQ6DM9BRx3pjb285NqJ9+DSqe/3oG88o1bYrnntTKq3S18hUxiUraCw==
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

2026-09-17T09:27:48.696321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100119
observed ba3bd2368e46393891dec3d1a092e665...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.677845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100119/manifest.json
observed 9b0cea9c1b9a692345039c42109cdce5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.660504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100119/publication.md
observed 7f323e9cabb0e6929e080be24982fe24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:48.641542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100119/publication.txt
observed 9cde750502f9ac33a6607a1340756ea8...
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.