OpenTechnical

OT-2026-000098622

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, two stage ejector, 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-2026-000098622) never changes.

Identity and time

Publication numberOT-2026-000098622 · never reused
Internal UUID01a0aea2-42ad-7e42-890b-1847275a16df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098622
StatusPUBLIC

Content hashes

Canonical textf1c495f65e84b7423960ec5ad8e6a5307ec50e8a161ea0ce524979ecb5ceb386
Markdown19b35d09efa97ba8e5c171700dc1999a252d7482989d090f3234715ee8998fdf
PDF
Publication page870fa2afba673bd23ffe480c38f0a4f51c4a690a5fccc3d38bafa40f367aeec8
Manifestda4bc07edf60019f481eba6a7323eae4e704407e1e87297e7bcf8e41ce586513

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
SignaturemKKoBDYpt6sn14Gp6AXZ1DXSrI+uBvL8PBupgSnUmjbKzGej4TYjtw8fzgXzFHZNxAdeerG21zDx7fi2zcBpDA==
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

2026-09-17T09:30:54.619187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098622
observed 870fa2afba673bd23ffe480c38f0a4f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.601016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098622/manifest.json
observed da4bc07edf60019f481eba6a7323eae4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.580427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098622/publication.md
observed 19b35d09efa97ba8e5c171700dc1999a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.561623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098622/publication.txt
observed f1c495f65e84b7423960ec5ad8e6a530...
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.