OpenTechnical

OT-2026-000018212

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed 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-2026-000018212) never changes.

Identity and time

Publication numberOT-2026-000018212 · never reused
Internal UUID01a0ae6e-b488-7435-9e82-139b10722a78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:45.971508Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018212
StatusPUBLIC

Content hashes

Canonical text699dbc89b1ce2a2f927fcc97caad06432c934eb0f0d37aa62fea976b9f5b8c71
Markdownb00b0eadc76fd223322cb47d8bea2061becb12045cfb0fba01ef4ec9e58b511c
PDF
Publication page08beb4f57bc19584642eae1dc8e337d3b0be9de96582c275d34f37f243a678ca
Manifesta026a059a487959564183d3b2de4bcc97c66eebf3edd7bc33c369e3b5453bd2a

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
SignatureLcmenWVEXcUUWwOevl/NkF06dwP9pGPmC3bMDsjuuMMAYolSJWZV2GdtbnEkJo24MvwLXcBKKZpAcCwtpfKaDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:59:59.892388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018212
observed 08beb4f57bc19584642eae1dc8e337d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:59.873430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018212/manifest.json
observed a026a059a487959564183d3b2de4bcc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:59.855514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018212/publication.md
observed b00b0eadc76fd223322cb47d8bea2061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:59.837827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018212/publication.txt
observed 699dbc89b1ce2a2f927fcc97caad0643...
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.