OpenTechnical

OT-2026-000064306

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000064306) never changes.

Identity and time

Publication numberOT-2026-000064306 · never reused
Internal UUID01a0ae8d-a460-722d-a077-019dadcd6940 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064306
StatusPUBLIC

Content hashes

Canonical text0f028dd18b7ff1f1e5e87be2785e4f4d7bc5e7e57acc384dd63c277ce2746b8a
Markdown42b248356fe65a0e8abed3484a9f671720d2696e5beb5cf4d4f8d669e52eedbf
PDF
Publication page3e5b61f2a20f7671c1009950116907237075a295991b08584c447745a43d0be9
Manifest56cf75b83138dddc9c62994bbb607b2a0de73ad7ed109178adacbf5d0d43d202

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
SignatureLzdm0crYLtsMDRDQEWj4vsrwnHeXDO8WNhmDjEGy9NKqVcK8L1x79qVmfpBo8LmPsudk/bxBUf7F55WNyg4wDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:27.302745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064306
observed 3e5b61f2a20f7671c100995011690723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.284841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064306/manifest.json
observed 56cf75b83138dddc9c62994bbb607b2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.267452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064306/publication.md
observed 42b248356fe65a0e8abed3484a9f6717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:27.245539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064306/publication.txt
observed 0f028dd18b7ff1f1e5e87be2785e4f4d...
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.