OpenTechnical

OT-2026-000085637

Publication integrity record

Two cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000085637) never changes.

Identity and time

Publication numberOT-2026-000085637 · never reused
Internal UUID01a0ae99-aaad-7f14-9eaa-50963c43cbc7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085637
StatusPUBLIC

Content hashes

Canonical text531346a0b8d48d247d5295f9b5b1324968d3ae0eebf2a59c75c14ea5f70ab067
Markdown9148dd1f946ed2867e5f7af8b3d3ee9de36d615f5b8fb43d8fc996df4dd994f1
PDF
Publication pagea19891f321cf0cd188e9d35e98c249dc5f30770d3539197461845520479c3b72
Manifestdc79529a609ffe19274e4a412f6663223b40996af35ae06e35126126d056d298

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
SignaturepujtUoPBS1hjTVOhWmQiC/jfg3SBx9Jdly3sFvOK6JCkqy+0r1iLJsjkJd6uaap60G3zwcGjThDMq+YdOKsqAg==
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

2026-09-17T09:54:31.362266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085637
observed a19891f321cf0cd188e9d35e98c249dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:31.344630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085637/manifest.json
observed dc79529a609ffe19274e4a412f666322...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:31.325909ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085637/publication.md
observed 9148dd1f946ed2867e5f7af8b3d3ee9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:31.307556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085637/publication.txt
observed 531346a0b8d48d247d5295f9b5b13249...
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.