OpenTechnical

OT-2026-000026326

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000026326) never changes.

Identity and time

Publication numberOT-2026-000026326 · never reused
Internal UUID01a0ae71-f4a6-7b84-a23a-3672ceda208a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026326
StatusPUBLIC

Content hashes

Canonical text67866d6a553eb20e83e1c1360fe5dcb00d5225419bcf0951fcc47ba4aa6109d0
Markdownfcbb16d8e0db9746b564ff80c664cd84350fc432adca3281be6768b07ceac2cc
PDF
Publication page73244a7a44e336aca7e76828c43f722d411819bf7cb356ad381ae5ba25f5a24c
Manifest6505d85e543d1162aab404fca314d0b9ec53a7340e6d3e3435a18aea9c332d06

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
Signature2lKfdPA+JQ1eZqy9qcFZW9hJcr31pYi/AY/MrZ9Kmwa+Gg6LpuawX4BVXFWPzN96VMhUWTqokNbTYt0Wbz0yBw==
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

2026-09-17T11:44:17.236151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026326
observed 73244a7a44e336aca7e76828c43f722d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.206061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026326/manifest.json
observed 6505d85e543d1162aab404fca314d0b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.184972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026326/publication.md
observed fcbb16d8e0db9746b564ff80c664cd84...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:17.148571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026326/publication.txt
observed 67866d6a553eb20e83e1c1360fe5dcb0...
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.