OpenTechnical

OT-2026-000069406

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000069406) never changes.

Identity and time

Publication numberOT-2026-000069406 · never reused
Internal UUID01a0ae90-b529-7086-ab7b-978663447273 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069406
StatusPUBLIC

Content hashes

Canonical textb7e1d669959fe3140b41d9adb2ff8c8e0675b31475bccec8a023467cba235f09
Markdown8fd503ae135189569820ac24ba68f31ab92b1f348e68b597ca976143ebc3ab83
PDF
Publication pagec058e487a2c0acde257cd0d1b186ada0a52c9bf925014143061fbf8f0349dc69
Manifest25a883f38230d1a7ed9a08eeef3b692ab49e75f7cf9e97ec97384ec9f8613ee4

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
SignaturefNQyRm0ygQlyUaK62CLeZezbMmZt5Z9PQ17OMUxzim8uyKC674+e6foivo0DEiGSSted5YrS3X2dcs7ihrJWDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:30:20.129053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406
observed c058e487a2c0acde257cd0d1b186ada0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.110349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406/manifest.json
observed 25a883f38230d1a7ed9a08eeef3b692a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.090299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406/publication.md
observed 8fd503ae135189569820ac24ba68f31a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:20.069647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406/publication.txt
observed b7e1d669959fe3140b41d9adb2ff8c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.464125ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406
observed c058e487a2c0acde257cd0d1b186ada0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.446262ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406/manifest.json
observed 25a883f38230d1a7ed9a08eeef3b692a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.427841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406/publication.md
observed 8fd503ae135189569820ac24ba68f31a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:00.410423ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069406/publication.txt
observed b7e1d669959fe3140b41d9adb2ff8c8e...
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.