OpenTechnical

OT-2026-000042363

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000042363) never changes.

Identity and time

Publication numberOT-2026-000042363 · never reused
Internal UUID01a0ae7a-5d74-7161-a083-fdf9a873d152 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042363
StatusPUBLIC

Content hashes

Canonical text46ecf1c032535cd324a165b1f0a08f1b4ae109c91eb8539f74b691f3c4e414dc
Markdown8676a729922a9367b30e39e1eb21fe07f39611aa1745240733f607a933220aad
PDF
Publication pageaed6f074c7e67cbebb3d8917145800955f01eafd4a79c1d814709c16bc6953bf
Manifestcf452788b0474df57d09975e380c1e8d85d5383e77578d07c7bf1ae5a6e7ef5a

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
SignatureFK4/PnLak7kIIuaiVBFsHxM/iw+yhuvC7fGARMWPCB4cP0L+U7fVP3jYyyqjuPEw/L0mUCxsRHvyDwXpEJ7BBA==
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

2026-09-17T11:16:08.917613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042363
observed aed6f074c7e67cbebb3d891714580095...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:08.829927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042363/manifest.json
observed cf452788b0474df57d09975e380c1e8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:08.807772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042363/publication.md
observed 8676a729922a9367b30e39e1eb21fe07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:04.656233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042363/publication.txt
observed 46ecf1c032535cd324a165b1f0a08f1b...
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.