OpenTechnical

OT-2026-000006093

Publication integrity record

Porous face vacuum gripper, two outlet manifold, ejector fed, pressure verified, vented after 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-2026-000006093) never changes.

Identity and time

Publication numberOT-2026-000006093 · never reused
Internal UUID01a0a94f-192f-7f3b-83ca-76abef2d1e00 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:08.433819Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006093
StatusPUBLIC

Content hashes

Canonical textb6d3d38166b134b9768c101b25c5b997e230003490846eac4ff2ddec7275d148
Markdown0a3f51f7fec6a18dbee120feebe5610da662aeedad7397af277b3bf2ff1a15e3
PDF
Publication page132c0eea71b77d079d5561c77b2ee2dc180717e4316b34b90aa538a429b1d314
Manifest5e7a80edd38d8e9b0502321489d7a44aecca88153fd5f7e9ee06ca4d52f80c40

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
SignatureSOg4MCvOzNG4p2GsfMRsDQ5ngUDd6PYIqQteI3gbHAnDK3e0yV5vf7CYN0tSvSaXJ0LUWO+Vj28Pv8361ps+Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:28.241874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006093
observed 132c0eea71b77d079d5561c77b2ee2dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.228786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006093/manifest.json
observed 5e7a80edd38d8e9b0502321489d7a44a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.216062ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006093/publication.md
observed 0a3f51f7fec6a18dbee120feebe5610d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:28.202549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006093/publication.txt
observed b6d3d38166b134b9768c101b25c5b997...
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.