OpenTechnical

OT-2026-000035739

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035739) never changes.

Identity and time

Publication numberOT-2026-000035739 · never reused
Internal UUID01a0ae76-b4c8-70f0-9644-b1682b3a3496 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035739
StatusPUBLIC

Content hashes

Canonical text85203662b4a50b17092a666c0f369be21c0e91a63c4c9acceff87fcdad9ea798
Markdown0f71e8a8634531bd209c319210aa25d3905870df4e68e90d68fcba9a8c40ea44
PDF
Publication pagedee774e8f22edfb331421aaf2ef1532b296ffef4c103881b104e41713cc5dc64
Manifestd3a3ce35743e4a70cba0670ce83c9b6f57e7031d383e4d6cf37238fe27af81f7

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
SignatureZUGsLAoxkGuLtPlngsOlNRjT0M0SOlaIaLdGX05IzbjvwPmoVhIZdvQP7S9RxwcwYfBbLOcNWC0csulfA9TFDg==
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

2026-09-17T11:27:25.710004ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035739
observed dee774e8f22edfb331421aaf2ef1532b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:25.693475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035739/manifest.json
observed d3a3ce35743e4a70cba0670ce83c9b6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:25.675803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035739/publication.md
observed 0f71e8a8634531bd209c319210aa25d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:25.657015ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035739/publication.txt
observed 85203662b4a50b17092a666c0f369be2...
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.