OpenTechnical

OT-2026-000083309

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, 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-2026-000083309) never changes.

Identity and time

Publication numberOT-2026-000083309 · never reused
Internal UUID01a0ae97-c963-7a25-8604-7e87a9e77d6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083309
StatusPUBLIC

Content hashes

Canonical text8bbe0202bd6f0f45a542da55478e3b38e8ed47b48ba8c14854e9f9e2868c1868
Markdown0333fbd7263382d74ede8cb6469ad2044315ff84f363114aa283042b966fff78
PDF
Publication page770eb886d4864adcac01c2e5eedb682924ccd942b284b3d3a38c021e7cd0d323
Manifest82ca9f9d10663317fdbaf74dc7616044cc15000ac54eec9649b07d241c00287f

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
SignatureCJL4q5wE3dLwqfsodv2wt0+vZXYZ90AeU+1x8bMfUYqYlIEJH/YIGNr05+xXgg40xGlf9JkjsTJYZfq9WxklCg==
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

2026-09-17T10:00:33.907241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309
observed 770eb886d4864adcac01c2e5eedb6829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.886761ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309/manifest.json
observed 82ca9f9d10663317fdbaf74dc7616044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.866870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309/publication.md
observed 0333fbd7263382d74ede8cb6469ad204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:33.845963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309/publication.txt
observed 8bbe0202bd6f0f45a542da55478e3b38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.156874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309
observed 770eb886d4864adcac01c2e5eedb6829...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.141544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309/manifest.json
observed 82ca9f9d10663317fdbaf74dc7616044...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.125706ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309/publication.md
observed 0333fbd7263382d74ede8cb6469ad204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:42.109970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083309/publication.txt
observed 8bbe0202bd6f0f45a542da55478e3b38...
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.