OpenTechnical

OT-2026-000056354

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented 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-2026-000056354) never changes.

Identity and time

Publication numberOT-2026-000056354 · never reused
Internal UUID01a0ae87-4bd2-7113-b774-33dd06d06d60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:37.517586Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056354
StatusPUBLIC

Content hashes

Canonical textb57b30430fbdca38da8a22b5e4820a686260816d12dbc26a8c9d5ed475e36b37
Markdown96e678e59fbaf3ea607fa5fb3e1de2d00a8fed3a4336bb131e5423ab76cebeae
PDF
Publication page92f2d36cebcdd83abd11ec50b69d3e634d893dee101b91bcd39f8614225379fd
Manifest816370a1220e28946fc724f594e55f1dde12d2989f6e2634b96e1360ab8db2fb

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
Signature7Fqu8VnqGqFyDgcFF7SACYjvJCVo+z/SqoRJa0R0ntIxr5pXLtymGV5G5faC1UWfquYCeNJ5U30fppuWTpG9DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:51.984600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056354
observed 92f2d36cebcdd83abd11ec50b69d3e63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.959932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056354/manifest.json
observed 816370a1220e28946fc724f594e55f1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.940385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056354/publication.md
observed 96e678e59fbaf3ea607fa5fb3e1de2d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:51.924246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056354/publication.txt
observed b57b30430fbdca38da8a22b5e4820a68...
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.