OpenTechnical

OT-2026-000045406

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000045406) never changes.

Identity and time

Publication numberOT-2026-000045406 · never reused
Internal UUID01a0ae7c-f76c-7632-86f9-04d7ecd79e4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045406
StatusPUBLIC

Content hashes

Canonical textceab30ca40eb1f2f625f2df2dd985e7c2735047a435469d7ed5bdc43e38b43de
Markdown8017c3daa79390e8233b7e06fd6191d9a01d231cded2e7a68927914fbad52e68
PDF
Publication pageae199b001c539f329e5d910a6065317a81a8f191e2a12c3eadcaea3942fb2a33
Manifest108c8c1765fcd91edab89ccbc083510a5ff0e037eb15cb68adb152623c3b1483

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
SignatureOD3QIPZxQejZ8b/vt5GEz+gOuKI5PCjefr1nW0WDUiNaKy3I9XyoHjuWPR+Mc88+Lo+Ul6YX6UlfSnVQnC1vDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:10:41.664983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045406
observed ae199b001c539f329e5d910a6065317a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.647399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045406/manifest.json
observed 108c8c1765fcd91edab89ccbc083510a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.630436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045406/publication.md
observed 8017c3daa79390e8233b7e06fd6191d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:41.612403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045406/publication.txt
observed ceab30ca40eb1f2f625f2df2dd985e7c...
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.