OpenTechnical

OT-2026-000053542

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000053542) never changes.

Identity and time

Publication numberOT-2026-000053542 · never reused
Internal UUID01a0ae85-0a92-727c-a6b8-63a6a9d2fc4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053542
StatusPUBLIC

Content hashes

Canonical text02aaea3d43648e940091fa983529a8ce620bd6f2b417b1019679247c2faff8aa
Markdown03cc5e5c27b901008634a09fdc1658a0b4a6b89e931daf414f5b0b5661bb1b66
PDF
Publication pagef9275e098d509dd2c8a341859252138588f3ded08c47f470529e18367b005971
Manifest26f2000820eb0df3313f9a5f7e5f22edb1fe98a84837383b69738cd9828ed8fe

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
SignatureZB0JdxG0OGhTD/liwdeFZdaEQY/vrWPlCnE+EuIYrzAEEDQKSi5e2wjtGCDPq2CtDlcrV7958cvz8Mq2dOf+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:23.787098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053542
observed f9275e098d509dd2c8a3418592521385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:23.769232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053542/manifest.json
observed 26f2000820eb0df3313f9a5f7e5f22ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:23.751795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053542/publication.md
observed 03cc5e5c27b901008634a09fdc1658a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:23.734931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053542/publication.txt
observed 02aaea3d43648e940091fa983529a8ce...
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.