OpenTechnical

OT-2026-000025092

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000025092) never changes.

Identity and time

Publication numberOT-2026-000025092 · never reused
Internal UUID01a0ae71-2729-7091-b553-f91cb9832b64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025092
StatusPUBLIC

Content hashes

Canonical texteeea6ec92ceab1309d8e82df0e58710fae90302a7eec197631d40d673058b160
Markdownbe2ccb2edf6e9ba65b1ef394a37e5b0805bc1432603663dc5b23d47a26ef634a
PDF
Publication pageb8516d68671e263d2e5acb798dc0dbe8b8ae0f76baf153349a4826b841bc1dc6
Manifestab26a41fc81b5fdda3bc77a140a8b1ad11b64eecb9cc4cf4452da95fdd687768

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
SignatureJdLR3wAhQQzq3/fHLq/fjNVivpEejU520QfcD9HJPoebv9vJuOAXdKxZu3h/yIgO65UJGlH/Uj/bC9mQ+wGDCQ==
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

2026-09-17T11:48:30.689558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025092
observed b8516d68671e263d2e5acb798dc0dbe8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:30.671369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025092/manifest.json
observed ab26a41fc81b5fdda3bc77a140a8b1ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:30.652670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025092/publication.md
observed be2ccb2edf6e9ba65b1ef394a37e5b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:30.635131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025092/publication.txt
observed eeea6ec92ceab1309d8e82df0e58710f...
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.