OpenTechnical

OT-2026-000025377

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000025377) never changes.

Identity and time

Publication numberOT-2026-000025377 · never reused
Internal UUID01a0ae71-5fa7-79f7-abe7-296f360515fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025377
StatusPUBLIC

Content hashes

Canonical texta6efe181e9c4c957c032b521c9f02a942720d5a5812fa07dca34659b8f7f49f7
Markdowneea64830dbf33a7ff0931548ab78ab562f31bf9c945c299172f5378093a5501a
PDF
Publication page3db011813a406964d0df65232bc6432cea2766635c0d140bc351ea63fa4332cc
Manifest0a157922632939a5d6e5612ff299df2d780ad595d84efdd030b4d4d67247b516

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
SignatureNVcd8jEpSsv5BgTENi0RPaqMeqgQjgA8JtK2OE8uwO1V8DqVsEzlRNPwY6iB4FpyPPs13aLoV/jyTPDv7HU3Bw==
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

2026-09-17T11:47:26.453200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025377
observed 3db011813a406964d0df65232bc6432c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.433442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025377/manifest.json
observed 0a157922632939a5d6e5612ff299df2d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.414480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025377/publication.md
observed eea64830dbf33a7ff0931548ab78ab56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:26.395119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025377/publication.txt
observed a6efe181e9c4c957c032b521c9f02a94...
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.