OpenTechnical

OT-2026-000084054

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, vented 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-2026-000084054) never changes.

Identity and time

Publication numberOT-2026-000084054 · never reused
Internal UUID01a0ae98-5b5e-7fc4-a1ac-cd7f368ee6f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084054
StatusPUBLIC

Content hashes

Canonical texte64f48eaef89cfb85129a85506edee7043472dc68813aee4055f5b43006ac910
Markdown4cd06df3cdc2474103115cbb2f99b88753730f3561979c13edd63f1690a65a18
PDF
Publication page811878970f4e403a3820420649685143a1ff5c9e3029101864108ea10be8300b
Manifest479424f5c3b4a5e648a50ffa13fd0844cb311b91ff7e997433f1b9ae8731f741

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
SignatureClK7hIwkdhPT4NSvsE2p88tI48vL0aQjLwD7XG/6JK6bSeNHhoWDwpDCKdVKMc80QWxAOEnBlC6M53SnHTq9BA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:55:47.334446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084054
observed 811878970f4e403a3820420649685143...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.316494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084054/manifest.json
observed 479424f5c3b4a5e648a50ffa13fd0844...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.299150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084054/publication.md
observed 4cd06df3cdc2474103115cbb2f99b887...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:47.283760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084054/publication.txt
observed e64f48eaef89cfb85129a85506edee70...
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.