OpenTechnical

OT-2026-000047468

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000047468) never changes.

Identity and time

Publication numberOT-2026-000047468 · never reused
Internal UUID01a0ae7f-3e58-7a5d-8546-212d99705e4b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047468
StatusPUBLIC

Content hashes

Canonical text3d5a6ec48b1fcaa60541359208c332302a4069cd63bc175ed2d423b0017ceb11
Markdown8cf63e9608a8667888eaee1ef2f472bd5ccc6946c33ffaa78254f94daacad66b
PDF
Publication pagec196664382c09a564e7ffca339d5fc748ca52b56ceb2ad11d06db0f5bc2f2511
Manifest82ff28da3a1d2bb9135dcaa37b376d2350dd334b11ba81e2dfe7e36bf2f44298

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
SignatureqY3coEyAut56lZ9xbcPBXGff/QdUy6iFqxr89S30d6DALXJipFu/sn/ogPyQQU24jtMmZMNQRQNJqZOtYFb4DQ==
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

2026-09-17T11:06:30.166081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047468
observed c196664382c09a564e7ffca339d5fc74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:30.147108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047468/manifest.json
observed 82ff28da3a1d2bb9135dcaa37b376d23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:30.128267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047468/publication.md
observed 8cf63e9608a8667888eaee1ef2f472bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:30.109049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047468/publication.txt
observed 3d5a6ec48b1fcaa60541359208c33230...
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.