OpenTechnical

OT-2026-000046303

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000046303) never changes.

Identity and time

Publication numberOT-2026-000046303 · never reused
Internal UUID01a0ae7e-57cb-786c-a906-01266f9c1fec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046303
StatusPUBLIC

Content hashes

Canonical text580330c9d690a5a581fe401d7700da64e3e4bfdee7c505e672ce92bba06fe3ea
Markdown7285f977663911ba074742c8c55e9663a4d391a7fe9a83157e5f20b22eda7e75
PDF
Publication page516e3afc74d0b44d7dec1496393d8af1bb6e9b3f5238d0832a7845e79ccf8b54
Manifestdb9d3942bb95e2a8e957fa5b05df382e501a31b6de2a2df94d8e554eaee00fe5

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
Signaturenz1hUUDQUtBaFmM1tD60UcDGjPYIuQvPS9U7f6wzOem/JcMOz7zcwQ6nbI/vAwCGciORUygC3ZqYh/lLwt7yBQ==
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

2026-09-17T11:08:16.447248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046303
observed 516e3afc74d0b44d7dec1496393d8af1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.428923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046303/manifest.json
observed db9d3942bb95e2a8e957fa5b05df382e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.410187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046303/publication.md
observed 7285f977663911ba074742c8c55e9663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:16.389725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046303/publication.txt
observed 580330c9d690a5a581fe401d7700da64...
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.