OpenTechnical

OT-2026-000083675

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, 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-2026-000083675) never changes.

Identity and time

Publication numberOT-2026-000083675 · never reused
Internal UUID01a0ae98-0416-7e39-aef0-e590a3344eb2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083675
StatusPUBLIC

Content hashes

Canonical text5666bd3c0b9789a91f7d44453b72fc7b467afb7508e386f917c1c5df5c6a5a25
Markdowncd001b4d0f4016c2f38085418c7f0c43c721c583104a37a75007d064f4dddef0
PDF
Publication pageb7d09b47b5f229ceca2cc55baba23b5cbed9c02ac582a49f18cf15794c824861
Manifest395e3f81951280cd3e79ddade06a611476129d8851cd4bf9a5ce2f09c01743d2

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
SignatureUQDLW265CfzXSDmQidHnU09J6n09pXaShr4veKZzsY/MaQ95ToijbMFhf0popEjVffbu3Io6I7fh1nF9SR30Ag==
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

2026-09-17T09:57:17.919001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083675
observed b7d09b47b5f229ceca2cc55baba23b5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:17.901736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083675/manifest.json
observed 395e3f81951280cd3e79ddade06a6114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:17.885931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083675/publication.md
observed cd001b4d0f4016c2f38085418c7f0c43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:17.869864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083675/publication.txt
observed 5666bd3c0b9789a91f7d44453b72fc7b...
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.