OpenTechnical

OT-2026-000047604

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000047604) never changes.

Identity and time

Publication numberOT-2026-000047604 · never reused
Internal UUID01a0ae7f-3e5a-797f-a302-13071dd65029 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047604
StatusPUBLIC

Content hashes

Canonical text0a300940f95eace88730c95f7ecda9194761b202686a53be6faf541cfa3bd8c2
Markdown9e6409501ebecdfb49f760a233e9a8af939c19a650a4c7ecb7d1a9eddc7c23e9
PDF
Publication page8b007820bd276dd3f5b3a9af9e1d344ab102a1535e0b5b59d16c18b55df1317d
Manifest836fb09f7e72b0406a37b5265566889b2e4d34a31001906c62a2cf69f2bb3ba3

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
SignatureUt5Fpt66pnXMzl0JsoEh0ZPZKUf41phV4HiC1w8tQ1uqzLcACcDhayfWDTIckO7LAXobN1RMym3QNxEanFFlCg==
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

2026-09-17T11:06:44.526683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047604
observed 8b007820bd276dd3f5b3a9af9e1d344a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:44.507723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047604/manifest.json
observed 836fb09f7e72b0406a37b5265566889b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:44.489292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047604/publication.md
observed 9e6409501ebecdfb49f760a233e9a8af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:44.469796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047604/publication.txt
observed 0a300940f95eace88730c95f7ecda919...
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.