OpenTechnical

OT-2026-000022368

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, 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-2026-000022368) never changes.

Identity and time

Publication numberOT-2026-000022368 · never reused
Internal UUID01a0ae6f-f4fd-79a8-8633-3a27024e7517 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022368
StatusPUBLIC

Content hashes

Canonical textea426d876bcadf3a42fba63a080dbd7514c546c6158a44335665260e8adaf62f
Markdown0680688ff5ea86f82774eefa1ff0c77e673d0ec48029563fa7952b1e4679fa50
PDF
Publication pageb0af191fa1cc203094ffd0298b7cd78aa17b177a01d80f4819f97523897e2e17
Manifestf87efda770a55e9b33832e8f33f1e9e6fe1d8a7199a157cb91a46a947f9216da

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
SignatureMeRRaZAKRz19Vcp6cATsHafx2famjex8HnuzHJHSi45ag5zXD+UzfgAaaRVyTYfyxnCZnWRG45UxsgSP83LjCg==
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

2026-09-17T11:53:44.242670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022368
observed b0af191fa1cc203094ffd0298b7cd78a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:44.226368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022368/manifest.json
observed f87efda770a55e9b33832e8f33f1e9e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:44.209092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022368/publication.md
observed 0680688ff5ea86f82774eefa1ff0c77e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:44.192101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022368/publication.txt
observed ea426d876bcadf3a42fba63a080dbd75...
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.