OpenTechnical

OT-2026-000095617

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, two 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-2026-000095617) never changes.

Identity and time

Publication numberOT-2026-000095617 · never reused
Internal UUID01a0ae9f-fac4-7e92-9a26-5a48be2ec642 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095617
StatusPUBLIC

Content hashes

Canonical textb9e22056536eee20329104879856c24c6a46d4edae2ab85046e3e5f51dce282d
Markdownc69b8b4ca401ed2057652f44ba6c396e5d3de0600dd7c96d53c666cf080104da
PDF
Publication page09d4b75d8a7af91723da8fbddc120677d060401c6e9b4cdaa50e5bec8f24e825
Manifestde25b55bb047625270c84584aa122961ddd0ebbabbb59b6f83cb7f96297c9e48

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
SignatureMP6OYnHONHc041JkqrYP+qrNMYKKCvvDMTjuAOMkVW7Hc7AX3eCfH6CNy/MKkxqGyTu/5q6N1pBVHE3mTHV+BQ==
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

2026-09-17T09:35:04.395342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095617
observed 09d4b75d8a7af91723da8fbddc120677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:04.379156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095617/manifest.json
observed de25b55bb047625270c84584aa122961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:04.360541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095617/publication.md
observed c69b8b4ca401ed2057652f44ba6c396e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:04.342248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095617/publication.txt
observed b9e22056536eee20329104879856c24c...
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.