OpenTechnical

OT-2026-000097341

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000097341) never changes.

Identity and time

Publication numberOT-2026-000097341 · never reused
Internal UUID01a0aea1-01cb-7b75-a9bc-d1dba999214b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097341
StatusPUBLIC

Content hashes

Canonical text9fe1d76ab3d9aea01d34e7c1e4f15c687589a7066d5bff8246b4c5bb98088112
Markdown7c59dea85dd1f8a9554244d250fd75b596de10f48ae5e3b2e957bc8d380503dc
PDF
Publication page8be3fc5d7c150bd57ff17e781061b0a401b20e6ae85c0f3d4294318b9d297149
Manifestd153bb354fae5582900c30e96672925b1bb60dc04f9dda8fe06c15ee351b3d0d

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
SignaturejKhKtiIChbWp8yp1OVGd6qZp34GN70m7vwOKf4iGHEA8+hRnSGfBkwwitH93YxbQatDO9fOABtr557l1xWw4Aw==
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

2026-09-17T09:33:36.577691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097341
observed 8be3fc5d7c150bd57ff17e781061b0a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.560063ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097341/manifest.json
observed d153bb354fae5582900c30e96672925b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.543462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097341/publication.md
observed 7c59dea85dd1f8a9554244d250fd75b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.524505ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097341/publication.txt
observed 9fe1d76ab3d9aea01d34e7c1e4f15c68...
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.