OpenTechnical

OT-2026-000007322

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, pressure verified, contact triggered, rubber 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-2026-000007322) never changes.

Identity and time

Publication numberOT-2026-000007322 · never reused
Internal UUID01a0a97a-a0d4-7df7-9fa6-c9fd321f145c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:09:41.206895Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007322
StatusPUBLIC

Content hashes

Canonical texta3624188617222007ff40aab94ffd3ab49e286472888506297dfe49a193308cd
Markdown16b1cd57f3cc6eae87087b635d6aa1ff0143b43874594d70b108dae038ad80fe
PDF
Publication page8078740b37d2d226ace6942ddc633bdef68e97ea6848b9d8ce445c1187ae9941
Manifestc4ce19f0493bd5a7e3813573454e40f68144fdfe33d0182bb605c0a572c7cb2d

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
SignatureVyC9zn1rS1eJhciGoQqZKSuMvaZAUfRVqNW18WctEGQKiWeflVO+6OSvw82HPdyFvJhC2ybvgGO1VB+zHZGMBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:04.130883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007322
observed 8078740b37d2d226ace6942ddc633bde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.994947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007322/manifest.json
observed c4ce19f0493bd5a7e3813573454e40f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.982252ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007322/publication.md
observed 16b1cd57f3cc6eae87087b635d6aa1ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:03.968506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007322/publication.txt
observed a3624188617222007ff40aab94ffd3ab...
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.