OpenTechnical

OT-2026-000083955

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, 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-2026-000083955) never changes.

Identity and time

Publication numberOT-2026-000083955 · never reused
Internal UUID01a0ae98-0419-7e6f-b99a-c72083da5b31 · 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-2026-000083955
StatusPUBLIC

Content hashes

Canonical textbd67e845d13c7147435b49ffaf2004ab993023dbdc9a5771e7618170b4d0475d
Markdownf9937393dc8f427b59eb4ec51671628053a222d1f28e11f1aa1c7982117d50d4
PDF
Publication page4a2b5156560a2048b57fb0fb3a3b0d94af792e567ae38d81e5bb64909d561866
Manifest4409d2ca401a4fcd3a418643baa0c9d9d2d3485e41e6c360d8157ba285e283bb

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
Signatureq4uDlCpPVK2Y4Y/G1VHOlz1VPi0PlcWSw6pXGI4LUIq44wZ2XgiDXhrG4t5EPQlY1arZa+tb3GIyUsPBsvfOBg==
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

2026-09-17T10:00:27.886938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955
observed 4a2b5156560a2048b57fb0fb3a3b0d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.857015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955/manifest.json
observed 4409d2ca401a4fcd3a418643baa0c9d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.832823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955/publication.md
observed f9937393dc8f427b59eb4ec516716280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:27.809400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955/publication.txt
observed bd67e845d13c7147435b49ffaf2004ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.343123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955
observed 4a2b5156560a2048b57fb0fb3a3b0d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.326851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955/manifest.json
observed 4409d2ca401a4fcd3a418643baa0c9d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.310225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955/publication.md
observed f9937393dc8f427b59eb4ec516716280...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:38.293228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083955/publication.txt
observed bd67e845d13c7147435b49ffaf2004ab...
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.