OpenTechnical

OT-2026-000079041

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000079041) never changes.

Identity and time

Publication numberOT-2026-000079041 · never reused
Internal UUID01a0ae95-ccbf-730c-a55d-0f4c952afe57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079041
StatusPUBLIC

Content hashes

Canonical textebe1e8898b08e6b3b55c8b81c52057247f526481f78fccd197f466de7de82152
Markdown7e9d4f146513fe669b50352517e8ca068e1de570ff0de170df12507fa25f6548
PDF
Publication page42edd7642b662a94451ac3fbbe7ea942408725a85f934f18d8f2049c1f3f0b03
Manifestb4cd2451b38434bede2a6a08ad31c8c4c5149b15e1b83cf6636098658918c279

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
SignaturepbW0z6sSIJy3v23XkYTro1wafKwNrLjTpT2fC3IobaXeNLqQMy7wrRNksDOI8+1gcQztccV1mRYEbXrzgGNYBQ==
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

2026-09-17T10:05:52.810950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079041
observed 42edd7642b662a94451ac3fbbe7ea942...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.793023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079041/manifest.json
observed b4cd2451b38434bede2a6a08ad31c8c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.776356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079041/publication.md
observed 7e9d4f146513fe669b50352517e8ca06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:52.757921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079041/publication.txt
observed ebe1e8898b08e6b3b55c8b81c5205724...
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.