OpenTechnical

OT-2026-000024132

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000024132) never changes.

Identity and time

Publication numberOT-2026-000024132 · never reused
Internal UUID01a0ae70-e8c7-76d6-94f2-d09ed2768416 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024132
StatusPUBLIC

Content hashes

Canonical textb44f1a9c505f73362232aec40d47b6c3f76cc5e459151df7e915a33c837fbf54
Markdown4a964462aaf486efbe391872f636080788c7a464a112f6de5f4f80cbaca13938
PDF
Publication page264f2d3adf4e5b154a9cbae6431129262dc30ee199a1612298acd155826ec67b
Manifest91492c31b29baa8a8a1c8ddf3434db7f3591fd956d84c7a6f294200751c7e721

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
SignatureY/oIsxicEWPH67RIBXA83YpbdqV5NVVjBtnYY3rS7i5BU4zaKjyeYUQ8IkB5vXa2d1MStaqtRwKMN2XTw7ZAAA==
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

2026-09-17T11:48:33.720574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024132
observed 264f2d3adf4e5b154a9cbae643112926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:33.703050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024132/manifest.json
observed 91492c31b29baa8a8a1c8ddf3434db7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:33.686120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024132/publication.md
observed 4a964462aaf486efbe391872f6360807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:33.668468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024132/publication.txt
observed b44f1a9c505f73362232aec40d47b6c3...
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.