OpenTechnical

OT-2026-000083849

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, sustained 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-2026-000083849) never changes.

Identity and time

Publication numberOT-2026-000083849 · never reused
Internal UUID01a0ae98-0418-7c3b-8468-b5e8c9d556bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083849
StatusPUBLIC

Content hashes

Canonical text699ab9efcb62b8dd1861b9909c8988b87e6a1ba4577f98f61885369ddcd3ecc7
Markdownced1c6e159054e13bf7c46733784f6ab5bedf84b7fca733a638d6aa54917a624
PDF
Publication page83ee385db7192302bb70aa9a22cf0aae7096a807d2d4db51c084efa3b88a9fe3
Manifest6732e06b242f5cdb20cd05687e65efbf7702f549733c542f5601b6194d278d16

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
Signatureqr7jUn6qvr55mBFbyDx0jaPJyt0T7pZiWhFPJSJlo7WUb5cmj7dvgL+vFbNzUPvIcWVtgtcTvXm3kSLGO8EQCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:00:08.216633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849
observed 83ee385db7192302bb70aa9a22cf0aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:08.195475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849/manifest.json
observed 6732e06b242f5cdb20cd05687e65efbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:08.169575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849/publication.md
observed ced1c6e159054e13bf7c46733784f6ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:08.144227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849/publication.txt
observed 699ab9efcb62b8dd1861b9909c8988b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.494732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849
observed 83ee385db7192302bb70aa9a22cf0aae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.476161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849/manifest.json
observed 6732e06b242f5cdb20cd05687e65efbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.458755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849/publication.md
observed ced1c6e159054e13bf7c46733784f6ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:30.440926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083849/publication.txt
observed 699ab9efcb62b8dd1861b9909c8988b8...
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.