OpenTechnical

OT-2026-000018925

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000018925) never changes.

Identity and time

Publication numberOT-2026-000018925 · never reused
Internal UUID01a0ae6e-d522-7f10-a46f-7a927295cc2d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:54.261386Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018925
StatusPUBLIC

Content hashes

Canonical text415dbcc9274d443e978380cd374219c384c922befe16a6c11593f3d28443056e
Markdown44c68469e6749e564843cfebb57a8cdaa0ced599121f69c1ac943fd80c5bc48a
PDF
Publication page9b55c9be4befa99324c5806a14fece364fa31bc518c3fa0deed243255e18d299
Manifestd84f0f070e731fc513d43e37aa2851cc41af2ee14cb9e8a95709e2b3b788a3d2

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
SignatureM7Pp8no9s3Tw7UWLkYMcqSczmlFW4rYae8VlR2dA0AyiVce/h4RYaq4CmNcfJtR3mITDEMxjWlujBr3JnBO8Cw==
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

2026-09-17T11:59:35.189588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018925
observed 9b55c9be4befa99324c5806a14fece36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:35.174191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018925/manifest.json
observed d84f0f070e731fc513d43e37aa2851cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:35.156264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018925/publication.md
observed 44c68469e6749e564843cfebb57a8cda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:59:35.139633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018925/publication.txt
observed 415dbcc9274d443e978380cd374219c3...
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.