OpenTechnical

OT-2026-000014281

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, pulsed blow-off before 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-2026-000014281) never changes.

Identity and time

Publication numberOT-2026-000014281 · never reused
Internal UUID01a0ae6d-b279-7536-a20a-8013c64cbb79 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014281
StatusPUBLIC

Content hashes

Canonical textc1283ffd5c7e41878b1b3bbf0f5be28ed9cc5f801e3e71553bc6903d7acaae40
Markdown7bbd2f10c80a484c7098f9bb12f2f7175aeb744091c04f25985f7ed9544965a6
PDF
Publication page72ed2ced11eaf19b705eba8ee48c1b4d141973c78eba5a630a6dec3ab5a764be
Manifest9a5a83383c9af070af6548a9202533258c3c3e20e3f9b338c52b20b99b6c2fca

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
SignaturenmlQuFoJ1UsTmPc0uQCNZEWr4T1BCcC5zUwewMxOSU57cZIpl/AjDJUQ8LyCfn7vo1nUbXP9+J0YqwI5ZknkAg==
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

2026-09-17T12:07:29.793796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014281
observed 72ed2ced11eaf19b705eba8ee48c1b4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.774536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014281/manifest.json
observed 9a5a83383c9af070af6548a920253325...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.754622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014281/publication.md
observed 7bbd2f10c80a484c7098f9bb12f2f717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:29.734989ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014281/publication.txt
observed c1283ffd5c7e41878b1b3bbf0f5be28e...
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.