OpenTechnical

OT-2026-000016471

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000016471) never changes.

Identity and time

Publication numberOT-2026-000016471 · never reused
Internal UUID01a0ae6e-2d13-7c9b-bf4d-ac06df7d6bde · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016471
StatusPUBLIC

Content hashes

Canonical text8be6dab1543f94a2308a2e23f5b98b3fe831d3c4c8f33ca67cf7737ae83d3867
Markdown167fb4c03af89bbbb17f0b8af50fa7c3a40098b41403a6a52d9c746c471f7895
PDF
Publication pagef20e45938959bdb1c2412fad5337e16596f368b47ed7d692575867543be69ee1
Manifestc2c4fa343a3cf298629126642577991999129b393c54de25cfbefdba2357649e

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
SignatureUxSENMvJirGQ/b6fyKFBM+lJUXhm/Gw45n9rbGx7MMGpM8mv20xWn5NrP0/wHqtlj4YpJTrCYELilKu/+B28Cg==
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

2026-09-17T12:04:40.278982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016471
observed f20e45938959bdb1c2412fad5337e165...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.260894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016471/manifest.json
observed c2c4fa343a3cf2986291266425779919...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.236368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016471/publication.md
observed 167fb4c03af89bbbb17f0b8af50fa7c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:40.217523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016471/publication.txt
observed 8be6dab1543f94a2308a2e23f5b98b3f...
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.