OpenTechnical

OT-2026-000038594

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000038594) never changes.

Identity and time

Publication numberOT-2026-000038594 · never reused
Internal UUID01a0ae78-2d54-749e-a475-a08a6b4b919f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038594
StatusPUBLIC

Content hashes

Canonical textee5900451eb3a06e6d77b679cd01223969593150cc79042ea3c21f2984d28a69
Markdowne19d4275591b73919328276a3cfe42105a77e181e392b00ae33f23984849450c
PDF
Publication pagef6919643f5569a32eba8d1490a1576521e57cb41009454f38805dfad63cc5033
Manifest5d49579a35bab6cb7caa0e27e785cf652b337e24931a34c74304999214e3277f

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
Signature7bGYuCx8fLn8RfQ624NkIP7EUXtwZC8uRSdv/FBDX+fpfTWS0dNMX+aJR5tZQCFlYiIvYuh9ZnkBHfOtdVafAw==
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

2026-09-17T11:22:52.541841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038594
observed f6919643f5569a32eba8d1490a157652...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.524927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038594/manifest.json
observed 5d49579a35bab6cb7caa0e27e785cf65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.507943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038594/publication.md
observed e19d4275591b73919328276a3cfe4210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:52.489426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038594/publication.txt
observed ee5900451eb3a06e6d77b679cd012239...
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.