OpenTechnical

OT-2026-000095156

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000095156) never changes.

Identity and time

Publication numberOT-2026-000095156 · never reused
Internal UUID01a0ae9f-8f6e-7aab-91ec-6a08352dbb19 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095156
StatusPUBLIC

Content hashes

Canonical text411b7952d3cfc62baec153248a8bafda6bd3dbeec026ef851718fbcd7600336b
Markdown3af70f17c7eb707b365255e94c51b1296f87a03fcfbae98c3160fdcd635c6feb
PDF
Publication pagefa872b7e9b61ec38452bf3e900c20ece18b8d124459174400f59b7143ed5357b
Manifest15bee084ad7321ef1bf370671b60257bde394cf0499ec6190eb4802d528f3ce4

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
SignatureyBPCj098VWJL9PdDNl7fT8eTlTiXJz0Xj+D1z3UbyURl++jrMGWkzemZk6fiVuwjKl4wOeRKMNkOYKh+4eF+Bg==
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

2026-09-17T09:36:27.579797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095156
observed fa872b7e9b61ec38452bf3e900c20ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.561037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095156/manifest.json
observed 15bee084ad7321ef1bf370671b60257b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.543427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095156/publication.md
observed 3af70f17c7eb707b365255e94c51b129...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:27.527235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095156/publication.txt
observed 411b7952d3cfc62baec153248a8bafda...
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.