OpenTechnical

OT-2026-000069799

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000069799) never changes.

Identity and time

Publication numberOT-2026-000069799 · never reused
Internal UUID01a0ae91-185f-7a26-b96e-c0900fed4dcd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069799
StatusPUBLIC

Content hashes

Canonical text42961a9fd9d0d4e6fc3b51d7fc4fd00289a1be229793a540b2337e4c399ad1ae
Markdownc7f15bb987b9141f2fd567323374ed1835bd1b75ab1685b23edbad481ac94d0b
PDF
Publication page7e97cfde65e7e3cbe37368edef23260535e83087cbc0f3b933f6a26a39f1ca22
Manifestdcc6a6391f797fac09ecaf9502cd3c6746c8520a68b7204e3f472fc10a9df1ed

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
Signaturesq1wL44mNEKj0gkkScagfDzObAd6kqoFvRhEbzhqn/NjEoKs7HQh/6xsMQgFyQaG0GB1I9kAJFgUIRjOeBfPAQ==
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

2026-09-17T10:26:37.896579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069799
observed 7e97cfde65e7e3cbe37368edef232605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.879189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069799/manifest.json
observed dcc6a6391f797fac09ecaf9502cd3c67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.861768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069799/publication.md
observed c7f15bb987b9141f2fd567323374ed18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:37.843759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069799/publication.txt
observed 42961a9fd9d0d4e6fc3b51d7fc4fd002...
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.