OpenTechnical

OT-2026-000100198

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000100198) never changes.

Identity and time

Publication numberOT-2026-000100198 · never reused
Internal UUID01a0aea3-3052-74ce-8f23-29365f89e91d · 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-2026-000100198
StatusPUBLIC

Content hashes

Canonical textb24585ebf76619cae32c4698041f36539b6e6aa14603ea0c1074f1965b4cada0
Markdown5f3893b324be0fedab6ec28b0eaf801e0957835a154a87cbaeaf7c2aa0bdb466
PDF
Publication pageae6c4d710e7e574fce3855870de7ee69cdecac256c2947bbd2dc620950075b53
Manifest6715f3707598f76bfe77640f371b5e3cb5ef1240ebd8a401900f7d1ec28bdccb

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
SignatureR8fn4qR1cIw1ZY3kWzN5N+RDNLWLl0+Znum18pt/1eASNuz6Jd29gMilh9GYSzMe6a2tpP44/2QxWy1B6+h8DA==
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

2026-09-17T09:27:55.117593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100198
observed ae6c4d710e7e574fce3855870de7ee69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.100111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100198/manifest.json
observed 6715f3707598f76bfe77640f371b5e3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.082575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100198/publication.md
observed 5f3893b324be0fedab6ec28b0eaf801e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:55.065912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100198/publication.txt
observed b24585ebf76619cae32c4698041f3653...
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.