OpenTechnical

OT-2026-000018056

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000018056) never changes.

Identity and time

Publication numberOT-2026-000018056 · never reused
Internal UUID01a0ae6e-96fd-7ca7-ac72-23dc0ee85ff0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000018056
StatusPUBLIC

Content hashes

Canonical text7d4b9d28e302ceeb6531b97640b5854fd7b6e335e70df38b74524f5c2c171581
Markdown6e8684f01c822ec67a39d986aa03d8f0e6945f67ce9b61bb9ff7e3e67de62a3a
PDF
Publication page631611d4fcd0678dd61b02c249908c4364259c43a428db338e8b20ed4415811d
Manifeste94e0ee56778b251642f818c3ae66affedfdd1af2d4adc544678c9aa9182e2b0

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
Signature3yS8+lfLiA0R21XBV/d1YvUPkrbvk1Y9XOON9/Wl09jLXey4acZZjeAw+tVFQvG2jz9oCGmkWDS7pFbms2ErBw==
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

2026-09-17T12:02:05.652335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018056
observed 631611d4fcd0678dd61b02c249908c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.635885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018056/manifest.json
observed e94e0ee56778b251642f818c3ae66aff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.616838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018056/publication.md
observed 6e8684f01c822ec67a39d986aa03d8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:05.598493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000018056/publication.txt
observed 7d4b9d28e302ceeb6531b97640b5854f...
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.