OpenTechnical

OT-2026-000082183

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, 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-2026-000082183) never changes.

Identity and time

Publication numberOT-2026-000082183 · never reused
Internal UUID01a0ae97-4d93-7fb5-8be2-616b782112dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082183
StatusPUBLIC

Content hashes

Canonical text0af8a2d737a3336142947010b8019b6d28a0a22d5c4cf98f0554bc30832b138d
Markdown3152fbc4d6725b81011dc0ebd5b4747369ba87d3d43aa05173f506f1dd2f1d6d
PDF
Publication page7a77af7dec412fd76d31450b2e6bf09e6afc7994ffe7ea559c4f9076d44d39f1
Manifest5689d133f6997f58a3be44f2895256de24952681da87c6f306e15fdfdef3259c

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
SignaturewoTOQHiZBmXGJ9jg18LJT4s3t+wgFpHg2oqCvnLrIBC9vVGDYnB3jPg8lS5ewZ4d78cE26mrNBK7XOyldBUbDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:59:00.684352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082183
observed 7a77af7dec412fd76d31450b2e6bf09e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.668536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082183/manifest.json
observed 5689d133f6997f58a3be44f2895256de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.651069ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082183/publication.md
observed 3152fbc4d6725b81011dc0ebd5b47473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:00.633789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082183/publication.txt
observed 0af8a2d737a3336142947010b8019b6d...
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.