OpenTechnical

OT-2026-000033461

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000033461) never changes.

Identity and time

Publication numberOT-2026-000033461 · never reused
Internal UUID01a0ae75-a38d-7d77-ae44-618c56ee4524 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033461
StatusPUBLIC

Content hashes

Canonical text0a419661413ad88cb3343783ba34a34978fc6af55568d9b6ac2eca7a255ca296
Markdown9313e6c02101cdf16d93f0861d2c39ff43783cd6f0e86944cdbef456cdff5011
PDF
Publication pageb7dd66ccdaf9272a7936b3919b4c43ca14a957fadb315293c83e082661083dec
Manifest4db249b76eb67f55c1d815d2dfb4e5d2cd46eb8378eb3dca014f9111121aa6d1

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
SignatureW1Jy/HKjrQCyCvEtjGD6ujum6KnyIGaqa4TUBR1svkIUo4R4gXsMdNu2wodrpp8cWPDtL8xoapIx+4X6UL39Cw==
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

2026-09-17T11:31:18.004212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033461
observed b7dd66ccdaf9272a7936b3919b4c43ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.985126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033461/manifest.json
observed 4db249b76eb67f55c1d815d2dfb4e5d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.962204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033461/publication.md
observed 9313e6c02101cdf16d93f0861d2c39ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:17.943899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033461/publication.txt
observed 0a419661413ad88cb3343783ba34a349...
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.