OpenTechnical

OT-2026-000070346

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000070346) never changes.

Identity and time

Publication numberOT-2026-000070346 · never reused
Internal UUID01a0ae91-545f-7fd5-a403-5eb66ed0c8bb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070346
StatusPUBLIC

Content hashes

Canonical text1e53291319ea64b8132c4dad3a45b53a5809ec327a4610ce539cab202fcefa00
Markdownf90a38dc11a00ced1ea666cd0983082c481d782ed73edaf7c6ff5f2b308db9c2
PDF
Publication page43084ba3019f1061f952372a3926bf510ccc465cae5dc9d9185907aae2ca8c29
Manifest740c080cea9dc0260f6c896b068d1c094015958f92e671518bb31fb1f2144da7

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
SignatureWe+fYYRcSsz1eoT2X/KtdcI0PxuRJSHBJRBP9d2pvyEL99J0GLDT4TY6bWMCft2DthEeTMs+cA54eaLdFY7rBQ==
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

2026-09-17T16:43:00.671915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346
observed 43084ba3019f1061f952372a3926bf51...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:00.333977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346/manifest.json
observed 740c080cea9dc0260f6c896b068d1c09...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:43:00.103076ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346/publication.md
observed f90a38dc11a00ced1ea666cd0983082c...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T16:42:59.931152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346/publication.txt
observed 1e53291319ea64b8132c4dad3a45b53a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.491895ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346
observed 43084ba3019f1061f952372a3926bf51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.475583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346/manifest.json
observed 740c080cea9dc0260f6c896b068d1c09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.456915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346/publication.md
observed f90a38dc11a00ced1ea666cd0983082c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:08.438952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070346/publication.txt
observed 1e53291319ea64b8132c4dad3a45b53a...
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.