OpenTechnical

OT-2026-000094443

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down

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-2026-000094443) never changes.

Identity and time

Publication numberOT-2026-000094443 · never reused
Internal UUID01a0ae9e-f4e8-73ed-aa15-6626ebd1aef0 · 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-2026-000094443
StatusPUBLIC

Content hashes

Canonical textca41c513ade4f91dd6a8abef6c1114c36323ea8e7709e9202a99b496bc21201a
Markdown4335bb3da97cc0b86f3be628b27abdfdb79baa59c442f31895099dfd45b54cab
PDF
Publication page49a8981844bf603e5ef0425f64e436f3a8942cb51c98d177af92c3ade6bbb84e
Manifest15d67ec10791b3511b0e3996b55e6d1617b147f70b80f454f05af7155beeef61

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
SignaturelDJr6l2z7CTSe6Qd5iHYVOIHDF/gAO5l5Nf+tYjgg8hg9fAShWbXrJEel8yug66i3u5EM86ImrkiXTQXQjfdDg==
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

2026-09-17T09:37:43.673808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094443
observed 49a8981844bf603e5ef0425f64e436f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:43.655796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094443/manifest.json
observed 15d67ec10791b3511b0e3996b55e6d16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:43.638998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094443/publication.md
observed 4335bb3da97cc0b86f3be628b27abdfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:43.620619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094443/publication.txt
observed ca41c513ade4f91dd6a8abef6c1114c3...
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.