OpenTechnical

OT-2026-000097150

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000097150) never changes.

Identity and time

Publication numberOT-2026-000097150 · never reused
Internal UUID01a0aea1-01c9-786e-8355-d306d1f13413 · 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-2026-000097150
StatusPUBLIC

Content hashes

Canonical text8c4293738035466b9a8672cfb0576dc1861f446ebc26bb201bf7160d4153db3a
Markdown41ff61ed90a131131a4621c76099265d7996dac40cbd4b5661213ae399556b3a
PDF
Publication page53d8a994fec15804a696df85f293a813b425697ba17db20f27ca1fafb1bdd3f1
Manifestdf9fd8d5b207bfc0a7e2f6731ce4c1f759ce3d4a9e5941fc66d299fd0bc663fb

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
SignatureryFzyx5DcI2U4nuvxad6Z/+cA0AAK29ErfjggOwuJLl0fC3zAm1Dfvr7FQ2Zx1pmM6Baf1QA0DtWnZqElRmNCA==
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

2026-09-17T09:10:57.416269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097150
observed 53d8a994fec15804a696df85f293a813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.392633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097150/manifest.json
observed df9fd8d5b207bfc0a7e2f6731ce4c1f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.372295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097150/publication.md
observed 41ff61ed90a131131a4621c76099265d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:57.353819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097150/publication.txt
observed 8c4293738035466b9a8672cfb0576dc1...
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.