OpenTechnical

OT-2026-000007016

Publication integrity record

Porous face vacuum gripper, six outlet manifold, pump fed, contact triggered

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-2026-000007016) never changes.

Identity and time

Publication numberOT-2026-000007016 · never reused
Internal UUID01a0a96f-a13f-75f5-b749-b097c1dcf14b · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:57:40.418744Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007016
StatusPUBLIC

Content hashes

Canonical textc591bcf6fd7ccb4728d4fef9e773848d26d92a5df93fec76ab6baa74f0ef4cbd
Markdownc6707cc00acdd8444ac943b52924dbc815515a9b98cee1de3aab7455342638d8
PDF
Publication page4be05628a9b80749696d30a56097e466f29939149c9019992f82e03e35390d01
Manifest1ffc0c90ab53bd924fa84a42f8d2765341079f206f169fa3f7af7a7d95c74229

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
SignatureuKfCXsDKv00RYfGbJpajb/v6KFrWDkk7e5q5cR1nkqVUPP7TAKweMSesvvFhssCybLigfvBjb32RB7T2eLGSDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:11.456638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007016
observed 4be05628a9b80749696d30a56097e466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.440865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007016/manifest.json
observed 1ffc0c90ab53bd924fa84a42f8d27653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.414703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007016/publication.md
observed c6707cc00acdd8444ac943b52924dbc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:11.401306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007016/publication.txt
observed c591bcf6fd7ccb4728d4fef9e773848d...
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.