OpenTechnical

OT-2026-000046855

Publication integrity record

Three cup vacuum gripper, three 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-2026-000046855) never changes.

Identity and time

Publication numberOT-2026-000046855 · never reused
Internal UUID01a0ae7e-d0f5-7197-a475-a202c70661d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046855
StatusPUBLIC

Content hashes

Canonical text338189904d081e912b03d14fc94ddbc6b4f25568f0e95cb8b094366479691fd5
Markdownf63d5b131dd80510cc0e8a8546a6cd7af84bc4393a6da3cf95cc095099dcaa43
PDF
Publication pageaa0dd8aea6de7c6d04ba8413c3ec96e28ff3f72375037ee7f136830c323e4051
Manifestf3d0c241ecbe2833ae34edf5f90b51f56ae109b278c4ea1f05987b31b7246562

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
SignaturedEPsDGJzoArwVH5VDfEqUcBwfguYUNT3pA/LqWUwAPXCmQzUxn/xMtiICbcp2OvmFey1lAH1Fmv+2RmT+mfQDg==
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

2026-09-17T11:06:57.433165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046855
observed aa0dd8aea6de7c6d04ba8413c3ec96e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.415957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046855/manifest.json
observed f3d0c241ecbe2833ae34edf5f90b51f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.399519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046855/publication.md
observed f63d5b131dd80510cc0e8a8546a6cd7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:57.382276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046855/publication.txt
observed 338189904d081e912b03d14fc94ddbc6...
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.