OpenTechnical

OT-2026-000069983

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, 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-2026-000069983) never changes.

Identity and time

Publication numberOT-2026-000069983 · never reused
Internal UUID01a0ae91-1861-78e2-b1b7-826d19bbb025 · 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-2026-000069983
StatusPUBLIC

Content hashes

Canonical texte9d5d976c05ca683c60a04d60c14edc8952dcc691ce4253021ac8366dd21ebf7
Markdown7f7b6bc617c229a658afe9381f998ff75e3f3f0d0c4a1cbadfa924182d6f4bbe
PDF
Publication page9270f5f99edf1cd5c6d230caabc7858a5e46a5af402cecbf50db3dcd3a43915f
Manifest85e1d81d9f91e1befc6c29bbf3b22c13577d4bca705c827711acdd038a309440

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
SignatureMkHiWw2tktkvwJueFp7e9nLhcU3LedIZd7QrVeccqWw/L5hCOWasjplawO4pZDtCzaGDgiUHvp4oGPBzkK6vDA==
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

2026-09-17T10:26:55.742087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069983
observed 9270f5f99edf1cd5c6d230caabc7858a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:55.724226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069983/manifest.json
observed 85e1d81d9f91e1befc6c29bbf3b22c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:55.706887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069983/publication.md
observed 7f7b6bc617c229a658afe9381f998ff7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:55.685258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069983/publication.txt
observed e9d5d976c05ca683c60a04d60c14edc8...
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.