OpenTechnical

OT-2026-000041298

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000041298) never changes.

Identity and time

Publication numberOT-2026-000041298 · never reused
Internal UUID01a0ae79-b144-7eb2-b1de-883332d94778 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041298
StatusPUBLIC

Content hashes

Canonical text7807e28d13c079221f7eb76064742c4719418435611e380d135f97dbde31874e
Markdowne594f9a5f5f0166d99f8407f1beceeb176bde19749a786d7eb4b15a7e50fd91e
PDF
Publication pageeee6c6d9b5c74153b26a3ab3e30322b0b73ad2ab53eece1bd36edb8814a205e1
Manifest96b64b9f49775b84e6652d09b95c74411b14d272ffebb7de6fdf6c9078e3842c

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
Signature3jSJo191IQrA/w3ghR27L37+7owsGj6XSJB0yprjl6EiZh4Sj451ap9PE8zyYSBBYL4z2mnZMthW14Yl8qCvDg==
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

2026-09-17T11:17:16.806684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041298
observed eee6c6d9b5c74153b26a3ab3e30322b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.790059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041298/manifest.json
observed 96b64b9f49775b84e6652d09b95c7441...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.773609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041298/publication.md
observed e594f9a5f5f0166d99f8407f1beceeb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:16.756635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041298/publication.txt
observed 7807e28d13c079221f7eb76064742c47...
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.