OpenTechnical

OT-2026-000096682

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000096682) never changes.

Identity and time

Publication numberOT-2026-000096682 · never reused
Internal UUID01a0aea0-a4ab-779e-b63f-8b7931402d14 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096682
StatusPUBLIC

Content hashes

Canonical texteb83aea3feb81fa63c9b6f484c1d462b89dee60e18cad44b640018d2af103f9d
Markdown3ca86d9c8edd5d1d2b81881c734ce859b597b9ec7dbc6eeb68f8fcd07e160086
PDF
Publication pagee258f598e1445b60f01aa62be3dcd890111186eec9de85974add853ffbaa6250
Manifest443d3ef35854003466cc2504770fadd56ef7c45e87cc909b76c63f65db3dec19

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
SignaturemCgysCIdT1sKAmUSDKmo+FDe8cXFna1pRy3pxPwn7ger+30WwW7XfuKknDXQ7ofgAHmhvW/pKsbTajmZc0C/CA==
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

2026-09-17T09:34:09.646954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096682
observed e258f598e1445b60f01aa62be3dcd890...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:09.630593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096682/manifest.json
observed 443d3ef35854003466cc2504770fadd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:09.612786ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096682/publication.md
observed 3ca86d9c8edd5d1d2b81881c734ce859...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:09.596141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096682/publication.txt
observed eb83aea3feb81fa63c9b6f484c1d462b...
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.