OpenTechnical

OT-2026-000032846

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, pulsed blow-off after 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-2026-000032846) never changes.

Identity and time

Publication numberOT-2026-000032846 · never reused
Internal UUID01a0ae75-4842-72df-b5d5-aaa0684121c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032846
StatusPUBLIC

Content hashes

Canonical text6c9109802b23bc7dab95e99a34b2f514024e8f0f2386a11cc355d569bb8f8524
Markdownde6f369592148aa8e128807edfc6f18b22b91b6253b070874349e6b803f38cf9
PDF
Publication page43c5f51aa8e0123e8b5497925836515b4982c15404a3a0c31cc0fe67b8403eb2
Manifest6e08157a34b86ced62903afeb44000d1210781e644edcee59132a358ef9a8065

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
SignatureFPsr99iiuNj9uhjvapk26+WtlU48dzQdYRHa8AFfRL77Mv4N0+aaFvc1t6xwWZyiNvKi9IGz9Sie2NeWy9pZBQ==
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

2026-09-17T11:32:18.474860ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032846
observed 43c5f51aa8e0123e8b5497925836515b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:18.456965ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032846/manifest.json
observed 6e08157a34b86ced62903afeb44000d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:18.437768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032846/publication.md
observed de6f369592148aa8e128807edfc6f18b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:18.418847ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032846/publication.txt
observed 6c9109802b23bc7dab95e99a34b2f514...
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.