OpenTechnical

OT-2026-000046725

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000046725) never changes.

Identity and time

Publication numberOT-2026-000046725 · never reused
Internal UUID01a0ae7e-57df-772c-af90-a1501c928021 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046725
StatusPUBLIC

Content hashes

Canonical text7e3cda86fb8dcc8172567ca0e5e00cb5073d7221a8dff7f0d23db28f29a4026b
Markdown03ead53a858828ec2423959c02645b08ec01c37736ccdb1480f48923330aeee3
PDF
Publication page93e3fb7f28e0b9a1683d231cfe98332cbd2c951c3c0f0d8a624ab325f5094684
Manifestd0a2c56090fe57640d18e500a8d3a64a237da2984719c2e9b4fcb06c5958db5c

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
SignaturedQQXjuqX2PjrdZ+H+bBBFwJe4dQHy0EiLo9MV/WxBFgogd5AMY+MRjKGDMerIcE1O2GOPr0j7Bco04dRnihOCg==
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

2026-09-17T11:08:57.033496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046725
observed 93e3fb7f28e0b9a1683d231cfe98332c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:57.014274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046725/manifest.json
observed d0a2c56090fe57640d18e500a8d3a64a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.993121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046725/publication.md
observed 03ead53a858828ec2423959c02645b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:56.974043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046725/publication.txt
observed 7e3cda86fb8dcc8172567ca0e5e00cb5...
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.