OpenTechnical

OT-2026-000094428

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, single stage ejector, manifold pressure sensor, sustained 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-2026-000094428) never changes.

Identity and time

Publication numberOT-2026-000094428 · never reused
Internal UUID01a0ae9e-f4e7-7370-9825-e525d91f93da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:28.117587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094428
StatusPUBLIC

Content hashes

Canonical textd6faece4190ac5b7f71069a35f8e1803dfd7d173913b974e5c97feabb2a3f9d7
Markdownb82a0187073fee615218347cd3c4136432dd6abd95f3b118b12a21baa96debec
PDF
Publication pagedabaa4f8bbc6dc856e9585921e09524b4680682903679c4d4b4f47db46e92cdb
Manifest57a6ccb9ae8fa212b4d8be5eb6346e7ebf952786abea3dec874cee200c3d4c2d

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
SignatureGNnFuZneS5yFFqturgyOUTAps/5Hlb+MO4YUm44TSh16bR/1SMtiPAONaCikXgAG8/J7ies3QqCGZ6NsIMslBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:50.463436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094428
observed dabaa4f8bbc6dc856e9585921e09524b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.445857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094428/manifest.json
observed 57a6ccb9ae8fa212b4d8be5eb6346e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.428682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094428/publication.md
observed b82a0187073fee615218347cd3c41364...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:50.411124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094428/publication.txt
observed d6faece4190ac5b7f71069a35f8e1803...
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.