OpenTechnical

OT-2026-000043163

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, manifold 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-2026-000043163) never changes.

Identity and time

Publication numberOT-2026-000043163 · never reused
Internal UUID01a0ae7b-327b-7355-9d45-060df7fe5bc1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043163
StatusPUBLIC

Content hashes

Canonical textff32165749a780a70cba822ee9e43bb5c33fbd1b4eb81a152d6a33a1f9bb9a3f
Markdownbb59670bf6c8120e87e1b7b284ce43f85af3f2385b5a7e447a97ab5409838e35
PDF
Publication page0a963a84b8f48dc04d79d9af14593ddaab4c4f9adc2a63e5575a1cca130b3479
Manifestcde862dbe6ad0b2e5c6f6d724f7cd93fb03f317c75b0df6732ec84e3d23bef9a

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
Signature3UIUCj3TiksjRa044glYKG8JZ0uclUwBFVxZqgZg/LiUUEpeoCvn84img4B0Us7cTUqqFQlC7z18Olq2HEd4CQ==
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

2026-09-17T11:13:36.446818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043163
observed 0a963a84b8f48dc04d79d9af14593dda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:36.427104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043163/manifest.json
observed cde862dbe6ad0b2e5c6f6d724f7cd93f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:36.408590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043163/publication.md
observed bb59670bf6c8120e87e1b7b284ce43f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:36.390312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043163/publication.txt
observed ff32165749a780a70cba822ee9e43bb5...
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.