OpenTechnical

OT-2026-000069147

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, pressure sensor per zone, pulsed 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-2026-000069147) never changes.

Identity and time

Publication numberOT-2026-000069147 · never reused
Internal UUID01a0ae90-6dcf-7709-924d-7ab5ac286c45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069147
StatusPUBLIC

Content hashes

Canonical text39b8844ca73a6f3d60125ddb10fe88ced06131005165784417924b3e3a5a3618
Markdownc48bebd92430a8e57ee77e076a8836643051a2ba621953d07a0f5d498763f834
PDF
Publication page71d46516f33af9964d0f13ed86488c62c2afb5825cac74deed9bfaeebda5c87c
Manifest7e1fec20033f775064383e75e190d2e2bdf557f60c143ab5c79d40c38bdbaab5

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
SignaturenKTr0nxMA5AS1JSci8qXabJixabMGaB0Pdk58GAqmaMkYurtTRMyeCviirjmPjhD7Vc0JeRm9GadHQTRQPWGCQ==
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

2026-09-17T10:29:01.903335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069147
observed 71d46516f33af9964d0f13ed86488c62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:01.885815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069147/manifest.json
observed 7e1fec20033f775064383e75e190d2e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:01.866771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069147/publication.md
observed c48bebd92430a8e57ee77e076a883664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:01.848981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069147/publication.txt
observed 39b8844ca73a6f3d60125ddb10fe88ce...
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.