OpenTechnical

OT-2026-000084065

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, pump fed, sustained blow-off before set-down, on a tool changer

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-2026-000084065) never changes.

Identity and time

Publication numberOT-2026-000084065 · never reused
Internal UUID01a0ae98-5b5e-7ce9-abbc-7607a3116b54 · 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-2026-000084065
StatusPUBLIC

Content hashes

Canonical text4904e1f9153cf5dcec21129585b3456ce863308c3012653a544cf57806f61419
Markdown4998967e95b31cd4ba8b7478ad9c32f469c2d4b223cd4454ba6fa802b580dd61
PDF
Publication page9042d8b3f997e27cd2f9834bbc540371a79bebd4f9dc41758dce6d4b75dbd3aa
Manifestc38ffde8758d1b8c2884d6989fbb99b3804ca5840abb579e4ca15afdb805215f

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
SignatureMGWX8jDp7080C2WS3NRR6a5NeiM6mL8VvPOQLgT3FV383C1z6JDS5AIRsgoMm6U2TOuVps17STfMqiEr6Qw0Cw==
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

2026-09-17T09:55:48.173998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084065
observed 9042d8b3f997e27cd2f9834bbc540371...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.155687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084065/manifest.json
observed c38ffde8758d1b8c2884d6989fbb99b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.136355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084065/publication.md
observed 4998967e95b31cd4ba8b7478ad9c32f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:48.118916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084065/publication.txt
observed 4904e1f9153cf5dcec21129585b3456c...
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.