OpenTechnical

OT-2026-000044487

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000044487) never changes.

Identity and time

Publication numberOT-2026-000044487 · never reused
Internal UUID01a0ae7c-39d8-73d4-91a1-5628152ab162 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044487
StatusPUBLIC

Content hashes

Canonical text515ce5d63612a30e702b4593652acb7eeb96005c915edab61e8103271cd0c75c
Markdown719f299a015c786d61262ec821c94027bf69cc8fe9bb83558d330928471452e9
PDF
Publication page5f5d4486a6e818aefe3882cef4cff304a11c85bad0c98573807c0dbab777d2ff
Manifested412a644d4bf6746c1fc43466006f67d6ca9248f23d2612b8738a4bd99ffc68

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
SignatureSJ1EfWPz2nFFQc844ioslibP/ImR90sGwAjA9YJKdUvwqbmhvUOxPt8/gAjRtyOt4I8Q5xtqcqYvD6gslBopAg==
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

2026-09-17T08:30:56.073849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044487
observed 5f5d4486a6e818aefe3882cef4cff304...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:56.052793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044487/manifest.json
observed ed412a644d4bf6746c1fc43466006f67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:56.033976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044487/publication.md
observed 719f299a015c786d61262ec821c94027...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:56.013764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044487/publication.txt
observed 515ce5d63612a30e702b4593652acb7e...
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.