OpenTechnical

OT-2026-000023298

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000023298) never changes.

Identity and time

Publication numberOT-2026-000023298 · never reused
Internal UUID01a0ae70-7268-730a-aa0d-f6d9e79c9809 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023298
StatusPUBLIC

Content hashes

Canonical text02d7fc6c699692c8e4eefa888182f779fb9ce3fca1a7e32017f6deec41399eaa
Markdown6f599b21c0c71b5593bcecbacd89597724b02b82dada3584ae25865d9450898a
PDF
Publication pagee2100f829c57fc3b52161b5ed5d97e287d0b3d77439c7efbd43235d4b57d6182
Manifest3b22519655cd7d0dc9341b606faa204f96e7438110def634e5c8adcee0bb6ac9

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
SignaturevyQl+dOZz5DlB82oGah4orELJNra81AyWMEex14OoYf14aYYcblDNqfnluiWfjGH2gUeYVmt1W95vwbmb89KAQ==
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

2026-09-17T11:51:22.739282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023298
observed e2100f829c57fc3b52161b5ed5d97e28...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:22.722483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023298/manifest.json
observed 3b22519655cd7d0dc9341b606faa204f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:22.686688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023298/publication.md
observed 6f599b21c0c71b5593bcecbacd895977...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:22.653015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023298/publication.txt
observed 02d7fc6c699692c8e4eefa888182f779...
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.