OpenTechnical

OT-2026-000042603

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000042603) never changes.

Identity and time

Publication numberOT-2026-000042603 · never reused
Internal UUID01a0ae7a-c0ce-7b3d-91a1-ba80c9cad7b1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:55.489038Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042603
StatusPUBLIC

Content hashes

Canonical text062211b5d4e1d2424bc827477c66e22a5bcf4884d4b913ba9c52ec59444ce3a0
Markdownbb41f7087e6b1636efc5d710519c7bf0931e329e8d179764b0cc793a7100166b
PDF
Publication page31e94217fdb443f45defdd2babda5a4a72ca2a6885a22c6db0a71df5588e5dcf
Manifest1869b9a0f1e2d98027520c8f762105abc37412d70b57ffc6b7b8d91108bd28ed

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
SignatureLgqG1fIHloFxL85xwLhAUJtQ8Ske91dVevDFo55aBjBEQXcZl0O0+nLnHuLNPtWf6ExAagD48dvQp0jRHIXwCw==
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

2026-09-17T11:14:19.726744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042603
observed 31e94217fdb443f45defdd2babda5a4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.707954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042603/manifest.json
observed 1869b9a0f1e2d98027520c8f762105ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.688845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042603/publication.md
observed bb41f7087e6b1636efc5d710519c7bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:14:19.670253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042603/publication.txt
observed 062211b5d4e1d2424bc827477c66e22a...
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.