OpenTechnical

OT-2026-000010440

Publication integrity record

Single cup vacuum gripper, 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-2026-000010440) never changes.

Identity and time

Publication numberOT-2026-000010440 · never reused
Internal UUID01a0ae6c-0ee6-7df3-b1fb-c533be5b1687 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010440
StatusPUBLIC

Content hashes

Canonical texta87043248184e2c9837da0e732e63afc2b2e43c5a51c6cc0ffb67a35c722ce56
Markdowna89ac406288256999a64e3ac52d7be2340ad633f3487b80b25d2ead380a5457d
PDF
Publication page3c749f5c04c28f7186089d0cfea6c4bb45d1cdf738f24c3d5170ff73591c8e07
Manifestbb76fe0cd9e3a45d6b08ef2797cc3927b609daa1265c8131f62102ae501279fd

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
SignatureBeUgZCDoExYSw/3mPNzqqTTsIdlYAMiR9xrzCX469Ll+Rh+GZKpbtcxJhYqBy+v2f1bSWmXPc0Yh6r5mBapZCw==
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

2026-09-17T12:14:34.370266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010440
observed 3c749f5c04c28f7186089d0cfea6c4bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.347737ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010440/manifest.json
observed bb76fe0cd9e3a45d6b08ef2797cc3927...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.327541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010440/publication.md
observed a89ac406288256999a64e3ac52d7be23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:34.308700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010440/publication.txt
observed a87043248184e2c9837da0e732e63afc...
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.