OpenTechnical

OT-2026-000032422

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000032422) never changes.

Identity and time

Publication numberOT-2026-000032422 · never reused
Internal UUID01a0ae75-106e-789b-9479-a9df54dce4c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032422
StatusPUBLIC

Content hashes

Canonical text7cc211e689941d91f5a6366a100a768275c6771b9ef25aab1eb05f76c5a32d98
Markdown3b2f37b79fae57a0f54a282cbbb74b83016a43d07e650e717e3fac1453c7eb90
PDF
Publication page73bff1948a3c05a6ffafc07ea07a7394023f3479d248a6e50576016f68539f62
Manifeste4ac0566bba32150799598c1771d47875d1a2fb813eed00d2fa14cfc35ff6b6f

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
SignatureatIJJp5ruDn2GBGsQo8dwGZQTJL/faotIOkuJrKsLxBQn5CtpRQwlFh1WnrNksqde3M0LNxcxR29XAnFHvtICA==
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

2026-09-17T11:33:50.452893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032422
observed 73bff1948a3c05a6ffafc07ea07a7394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:50.435497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032422/manifest.json
observed e4ac0566bba32150799598c1771d4787...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:50.416345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032422/publication.md
observed 3b2f37b79fae57a0f54a282cbbb74b83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:50.398457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032422/publication.txt
observed 7cc211e689941d91f5a6366a100a7682...
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.