OpenTechnical

OT-2026-000007092

Publication integrity record

Porous face vacuum gripper, four zone face, ejector fed, pulsed blow off after 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-2026-000007092) never changes.

Identity and time

Publication numberOT-2026-000007092 · never reused
Internal UUID01a0a972-6b73-7c73-9344-aefab92c3a0c · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:00:43.253909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007092
StatusPUBLIC

Content hashes

Canonical text5bb3b39fd08f03195c8e8550c826660a5908c272227ac4cdb3d9757d90604856
Markdown814f8e1b097cc03423c009e8565e1419bfe236eb8f7f692a136d7898340455d7
PDF
Publication pagea9723c349046de68db8712302a6b01ffb05073dbf8b8eecfaecb8214cdae58fb
Manifest6d96c7dc728c2dd71c058d38acf75e67e2aa1ed5d57fde833acfc6d19330eed2

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
SignaturePRoA8CyFrsSlnrdqC+Bd+TFo8WRFZ6KNuMu2lUUSv0zuPvUZu/FfhDHGzR62zg6w5FuMCtPaRNXuKssKxc0LAQ==
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

2026-09-16T09:10:27.977022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007092
observed a9723c349046de68db8712302a6b01ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.963001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007092/manifest.json
observed 6d96c7dc728c2dd71c058d38acf75e67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.948857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007092/publication.md
observed 814f8e1b097cc03423c009e8565e1419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:27.936207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007092/publication.txt
observed 5bb3b39fd08f03195c8e8550c826660a...
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.