OpenTechnical

OT-2026-000006184

Publication integrity record

Bellows cup vacuum gripper, three stage ejector, pulsed blow off before set down, plastic cups

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-2026-000006184) never changes.

Identity and time

Publication numberOT-2026-000006184 · never reused
Internal UUID01a0a952-320d-7b7a-9678-16a2466d5756 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:25:31.408383Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006184
StatusPUBLIC

Content hashes

Canonical text5a5dc87cce51444ad90a21329149d2c972564d5fb0e8f794bf8853b5932b8839
Markdownfaf8946a8b5ac2dc0a5aaa58d8426b4b068d6b1d2ffda8c38e029e211f608cb5
PDF
Publication page60f0df36e1c88e4c6714174baf6fbc2ba22fa53b3c097f547beece8d4676d933
Manifest6d9e2aee68e3755f17fc8258bc806925deb56a1ea0ed509dc5d89e4066e39e12

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
SignaturerCwouGZGoZTRHajEKXWigfp+z2cb65Zq+bnFtVN7dXVyN1p161D2lFUxo2K2JZLcBmXkuFekDzvkNxJURPSwDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:17.897800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006184
observed 60f0df36e1c88e4c6714174baf6fbc2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:17.883367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006184/manifest.json
observed 6d9e2aee68e3755f17fc8258bc806925...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:17.744398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006184/publication.md
observed faf8946a8b5ac2dc0a5aaa58d8426b4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:17.729512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006184/publication.txt
observed 5a5dc87cce51444ad90a21329149d2c9...
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.