OpenTechnical

OT-2026-000016079

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, 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-2026-000016079) never changes.

Identity and time

Publication numberOT-2026-000016079 · never reused
Internal UUID01a0ae6e-0c4e-735c-b1be-03ab21710b77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016079
StatusPUBLIC

Content hashes

Canonical text0df8c94ad1feb3f76ebf37cbe2042019599bc7bcb13e0582138403e911548222
Markdown4c41360e59ab989efff36e98c3d974e8d63f55c1e396aa77f7d5ea39950ad9f7
PDF
Publication page381c9b94358872d4ea3b13b95ec2b48884c6fd9fb3152fea17c28f320ee3893b
Manifesteb13547a551fa9c250edb1d335a81a3845a41551a0904403ca9322a4a47bd555

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
Signaturegy9R2A3AvJh8B458nJaokORkgFpSGAenU5/u4TBqKStAROG1ej/5Tnl7AgxnQVKtOd2krgWAldWZHfMPefKWBA==
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

2026-09-17T12:05:38.935923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016079
observed 381c9b94358872d4ea3b13b95ec2b488...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:38.916551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016079/manifest.json
observed eb13547a551fa9c250edb1d335a81a38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:38.897017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016079/publication.md
observed 4c41360e59ab989efff36e98c3d974e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:38.876448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016079/publication.txt
observed 0df8c94ad1feb3f76ebf37cbe2042019...
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.