OpenTechnical

OT-2026-000017962

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000017962) never changes.

Identity and time

Publication numberOT-2026-000017962 · never reused
Internal UUID01a0ae6e-96fc-7e23-9641-53e5a39e8add · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017962
StatusPUBLIC

Content hashes

Canonical text3dd0571b3461666ca18ca62314b502b00ea6dcc160ce5274ca96ce04e42acdf3
Markdownd20631b3be98c258cd75c261e15ff772c8bb53aa67a0478f68f9645f631fbba7
PDF
Publication page0e90f5aa620801e5f028144a2c3ac4de42d2c75fb976279d99eff3df3f2bbfb8
Manifest5550e909b7ec110566369671b69535f0a0385f7e395f1d9f818ea87e89dceee2

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
Signatureqb61HfYaMIIfe01WMEQbv+SH+8nJGbl29PzyzCacVuvlM+Qs75lhVxXdTbdPQAixmC8fkBUjcgGvDp/oQL2BBQ==
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

2026-09-17T12:01:58.443201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017962
observed 0e90f5aa620801e5f028144a2c3ac4de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:58.426426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017962/manifest.json
observed 5550e909b7ec110566369671b69535f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:58.408771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017962/publication.md
observed d20631b3be98c258cd75c261e15ff772...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:58.390337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017962/publication.txt
observed 3dd0571b3461666ca18ca62314b502b0...
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.