OpenTechnical

OT-2026-000048092

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000048092) never changes.

Identity and time

Publication numberOT-2026-000048092 · never reused
Internal UUID01a0ae7f-c423-71c5-83d8-753a377d7f46 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048092
StatusPUBLIC

Content hashes

Canonical text603b3517c4ddd39888a2a8556b801928b255954c864024dbe7de92d834312681
Markdownb67d66cf659d676794f0eeab8a0aa8ef73d186f6e917977a940e7679bd0ead1d
PDF
Publication page8b0e07922429c0b058e0f29134df362122179bdf74034c1e1ee4734da4c09d56
Manifestb97507a3022bc86e6bdd973f9bef4c0737f23a6901d76a8b94c843b5ab89bc49

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
SignatureszhXFIYp+kdSsMqbL7MsdyjlF9Ye63xW9/ZAuetKJMaLaJtbksWWRhwWRof+iFa0Lrng+oqFsrtgrWQ9ur3YCg==
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

2026-09-17T11:06:06.864223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048092
observed 8b0e07922429c0b058e0f29134df3621...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.844196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048092/manifest.json
observed b97507a3022bc86e6bdd973f9bef4c07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.826418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048092/publication.md
observed b67d66cf659d676794f0eeab8a0aa8ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:06.807522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048092/publication.txt
observed 603b3517c4ddd39888a2a8556b801928...
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.