OpenTechnical

OT-2026-000096394

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000096394) never changes.

Identity and time

Publication numberOT-2026-000096394 · never reused
Internal UUID01a0aea0-5860-77e8-94c0-1258d7956b73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:59.115534Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096394
StatusPUBLIC

Content hashes

Canonical text5b14e3bafd502c40da5415c39d7dc3450783064c8ce66dcf820282b83c94e950
Markdown34d9188f8509f031b87a133c83e17f87dce80bc6fd5fc1ebb6b254a9a24c2907
PDF
Publication page4a9c53159e6972cc79d7c6c307f2fe1e6cb7b5c9bd7b33e81970c50ac932e2d1
Manifest71cafbc806dce5a50817b1ccc2b0d14e9b472ef15271a1c78ff453ebd26253d0

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
SignatureCtzkRs6KwCQY8iRayM+hl9QY3DDneM3F3DiTckb7BkOZKmIaAmBvBpAUesuwy4xOh+qikjOW7T9HGiZrT3hCDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:35:01.766478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096394
observed 4a9c53159e6972cc79d7c6c307f2fe1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:01.745844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096394/manifest.json
observed 71cafbc806dce5a50817b1ccc2b0d14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:01.728146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096394/publication.md
observed 34d9188f8509f031b87a133c83e17f87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:01.708044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096394/publication.txt
observed 5b14e3bafd502c40da5415c39d7dc345...
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.