OpenTechnical

OT-2026-000003705

Publication integrity record

Vacuum cup gripper, three outlet manifold, three stage ejector, contact triggered on the face

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-2026-000003705) never changes.

Identity and time

Publication numberOT-2026-000003705 · never reused
Internal UUID01a0a90a-cc59-72b6-adff-ffe6f1e31dce · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:32.316533Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003705
StatusPUBLIC

Content hashes

Canonical textc199db2f2c3522cc49bad0ab7aab5848f9b54872ce4f44683fe8e85412c2b5eb
Markdown90dd48077cd36e1533eaaa4241eae77af01b01ef9bdb3cddf7e5fdd492c167d0
PDF
Publication page1e5158e860c737e6b4f38465b4a25258b06ca495921d3a823e33418c36916118
Manifest2eb4b1e82e8e6777a852480e6ace986e615ce2018de8393a3c77673f9a30e59f

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
SignatureoMKewdzogd5DZMZCTq9wZzaXVFMTBlyDV1meSWFD+OJAg1tl+ES2qYycqb74ygzwGhqZLHM2D2C05kryGbX/Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:00:36.390087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003705
observed 1e5158e860c737e6b4f38465b4a25258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.373859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003705/manifest.json
observed 2eb4b1e82e8e6777a852480e6ace986e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.235780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003705/publication.md
observed 90dd48077cd36e1533eaaa4241eae77a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:36.220707ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003705/publication.txt
observed c199db2f2c3522cc49bad0ab7aab5848...
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.