OpenTechnical

OT-2026-000046843

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000046843) never changes.

Identity and time

Publication numberOT-2026-000046843 · never reused
Internal UUID01a0ae7e-d0f5-7561-aff3-8ea47d956e8c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046843
StatusPUBLIC

Content hashes

Canonical text664482fc28f4045c130333da613f7f71e76c76836c7e0f222859530f61453390
Markdown3a7440c6f6fc3df9a1f3c5dea04c0d66a507e677b4d446d5d1e6c6a66a53af40
PDF
Publication pageaf9bed785427e497bf34951f135e4a6909b7ea7f5373634b0481a3f241b1f6bd
Manifestb1522b4dee9cb43e61bb7107d311444ce161437e17d2107450e00e1489f0756a

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
SignaturetMoaH9p9ZhKaqG/+ySICFgGCbCfaMHTVrGswBJDRmyUA/iEjDIDSuuKih8W8PhWCv1iWU7qDpZ6AbexjVQ48DQ==
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

2026-09-17T11:06:56.546356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046843
observed af9bed785427e497bf34951f135e4a69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:56.530204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046843/manifest.json
observed b1522b4dee9cb43e61bb7107d311444c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:56.512097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046843/publication.md
observed 3a7440c6f6fc3df9a1f3c5dea04c0d66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:56.495994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046843/publication.txt
observed 664482fc28f4045c130333da613f7f71...
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.