OpenTechnical

OT-2026-000097335

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000097335) never changes.

Identity and time

Publication numberOT-2026-000097335 · never reused
Internal UUID01a0aea1-01cb-7257-bb1e-830df626553f · 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-2026-000097335
StatusPUBLIC

Content hashes

Canonical text2cc23fcc4f7f21e35a673bc1bba9cb1eea1521f73575c9cd890f7b7a4a78db1a
Markdownd6dfbcd1a425fea0a42ff94b090cddc29d908bef0c3315645799770c04eab2f0
PDF
Publication page1ea23f15b06bfd820ed7454c30592e1387ef7881b2bd6b03352a7a454249252f
Manifesta1107d9b2eb343621e78c0c15eeff286d58b0a6b891dbfb260818eac7fb2a8ea

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
SignatureS8IbFNoKszpumwWUO7t1L+NfYqCmlAFTLOMB+oIo0bp30CGh0PvLR9XtW08umEQrzo6W3xAc4XUwyvoGMNDGAA==
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

2026-09-17T09:33:36.125152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097335
observed 1ea23f15b06bfd820ed7454c30592e13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.108378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097335/manifest.json
observed a1107d9b2eb343621e78c0c15eeff286...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.092232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097335/publication.md
observed d6dfbcd1a425fea0a42ff94b090cddc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.075080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097335/publication.txt
observed 2cc23fcc4f7f21e35a673bc1bba9cb1e...
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.