OpenTechnical

OT-2026-000084233

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000084233) never changes.

Identity and time

Publication numberOT-2026-000084233 · never reused
Internal UUID01a0ae98-5b60-7ea8-82ba-31164ac59548 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084233
StatusPUBLIC

Content hashes

Canonical textaef10fd515e8b686c6ab000f181943759f390f7f44da977db146c14741f65b93
Markdown425ecc51ac1c40b076ba975bbe00be1ee35f7e766f600cc98b0aee709c21911d
PDF
Publication page576258f7a601fc61a1c9e6043f420c169b8fd91d1758c19c0a0360b38e660575
Manifestfe61b1235b147cb770eb567e8da1b136338bcf15feb5feaaa1e6338c7c14e273

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
SignatureTJJzDMaDs34hiSkpDFHpPYg9xbXWpMeA5tOUH/wo//MWZ5YTRKqhIhd9ZgukZmx64QDI4n5FUza30FjwK9CeBg==
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

2026-09-17T09:56:01.659405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084233
observed 576258f7a601fc61a1c9e6043f420c16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.640728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084233/manifest.json
observed fe61b1235b147cb770eb567e8da1b136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.620708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084233/publication.md
observed 425ecc51ac1c40b076ba975bbe00be1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:01.600063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084233/publication.txt
observed aef10fd515e8b686c6ab000f18194375...
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.