OpenTechnical

OT-2026-000032446

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off after 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-2026-000032446) never changes.

Identity and time

Publication numberOT-2026-000032446 · never reused
Internal UUID01a0ae75-106e-790e-b47a-612489473488 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032446
StatusPUBLIC

Content hashes

Canonical text1625f8e98a8c5d4446738e0f76622d8006165dc1166cc1520c0284a5a35a5862
Markdown66c1dd1c08ba2620f96b5dc6ed7fa187bd0a45f3820632ca11b5d7dbf7dad029
PDF
Publication pageb52fd6cdd926456aaa08fea39889db886ce11cefed704b1a2b3db6d23340b991
Manifestc50cbbbe5ae62af9074aaea25ce4100d49e297ea0fe5be271400e98940560ae0

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
SignatureQp1Hl7auEKPPTOOhPkvFwIUFhhwsK0Yq6aTbuA+69zEEA3fGsOMEc82k8iy6OUfHf+uvOEkqMkCYiTVjlOT5BQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:33:52.343764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032446
observed b52fd6cdd926456aaa08fea39889db88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.326989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032446/manifest.json
observed c50cbbbe5ae62af9074aaea25ce4100d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.311044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032446/publication.md
observed 66c1dd1c08ba2620f96b5dc6ed7fa187...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:52.294172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032446/publication.txt
observed 1625f8e98a8c5d4446738e0f76622d80...
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.