OpenTechnical

OT-2026-000097132

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000097132) never changes.

Identity and time

Publication numberOT-2026-000097132 · never reused
Internal UUID01a0aea1-01c9-7813-b84f-af0457eb5511 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097132
StatusPUBLIC

Content hashes

Canonical text913f232086e2fc93b205eb888495c11e8bd4bc91bf55355166aad8317867258c
Markdown197ba18b6a17e26b617cd29b2aaafecd1956ee04bdc37b16dc7dbce5ca3f2161
PDF
Publication page0a958692ddc88be7255660c350447cf76994d39458b442cf029f7468fe4be1e7
Manifest6ca1134105d95ca4e3523ddb6cb6a9fb4d2830d80211c121b7d499b6aae4699f

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
Signaturedf0ghPRBkEbmW+nH1AM4LUs6YLvJDD+NrNfrK/Ztn0gvsfHrgq4kk/c8rcye4u4J73NThFQsPfpaJ9ZjVdhMAw==
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

2026-09-17T09:10:54.419395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097132
observed 0a958692ddc88be7255660c350447cf7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.399814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097132/manifest.json
observed 6ca1134105d95ca4e3523ddb6cb6a9fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.381996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097132/publication.md
observed 197ba18b6a17e26b617cd29b2aaafecd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:54.364447ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097132/publication.txt
observed 913f232086e2fc93b205eb888495c11e...
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.