OpenTechnical

OT-2026-000032605

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000032605) never changes.

Identity and time

Publication numberOT-2026-000032605 · never reused
Internal UUID01a0ae75-1070-727f-9557-d8934c7ed431 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032605
StatusPUBLIC

Content hashes

Canonical text1c98b2704f8b0c59cd994eec69915490d9c87215756f210199460e0718362770
Markdown9fa60c9367580e3d22a67114f8747d3b3a3e9b24c1b2d624bcd2279425213fe7
PDF
Publication page732ac50a4e0d5c51f5ff63a2a1f71966ef981ebac2f42674aed13adceb4a6bec
Manifest087a56476b5305b612c0f484f12491cd3ec145d1eb9b3c1bd1f935d2b6a1f0f3

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
SignatureqqO1BD7JhvX6HF20faqpV76X6raPeybrQ3hTyleyVYKlosJSrT7UVOC7zCO7mfut/TJCYh4TgXGBvDe7H+t1DA==
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

2026-09-17T11:34:11.249654ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032605
observed 732ac50a4e0d5c51f5ff63a2a1f71966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.230378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032605/manifest.json
observed 087a56476b5305b612c0f484f12491cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.208336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032605/publication.md
observed 9fa60c9367580e3d22a67114f8747d3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:11.188160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032605/publication.txt
observed 1c98b2704f8b0c59cd994eec69915490...
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.