OpenTechnical

OT-2026-000093613

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, supply line 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-2026-000093613) never changes.

Identity and time

Publication numberOT-2026-000093613 · never reused
Internal UUID01a0ae9e-508b-7e84-947b-f143280c4f3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093613
StatusPUBLIC

Content hashes

Canonical text83ca0572bc1b1ae33b9ad76c446ede35f31851d4a8e5b12c06986204bc64eb3c
Markdown2b24b629a188ecbfdd4123ba8ce1b6505eee1cf022025a06847e47cac343224f
PDF
Publication pageb2af48b778f4b9d267efe694834388d82bb4534b85e1ac9ed35214a266b282bf
Manifest96a92bf85d2f975a4704e6d297732b46555697a21e80541b057499f4a7c9d9c2

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
SignatureKQQuoc7Cg23/y+Pf3skYCwsw0eIqM/Gfw4+Fvp9FFN0S4lknQ7qU+4OhpA7HBXLNvw/lzHApklLniM1juU+pAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:39:39.653258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093613
observed b2af48b778f4b9d267efe694834388d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.636308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093613/manifest.json
observed 96a92bf85d2f975a4704e6d297732b46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.618232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093613/publication.md
observed 2b24b629a188ecbfdd4123ba8ce1b650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:39.600299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093613/publication.txt
observed 83ca0572bc1b1ae33b9ad76c446ede35...
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.