OpenTechnical

OT-2026-000095004

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000095004) never changes.

Identity and time

Publication numberOT-2026-000095004 · never reused
Internal UUID01a0ae9f-2df0-7ac8-9c7b-1269aeda40c5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095004
StatusPUBLIC

Content hashes

Canonical text2976ea56bb4003a05a953b37b8299fc4af150cda454615c508645cf1991c5cb6
Markdowna863fe6b73cac174e06d6dec2366318dae0ef066481e44b8e16e868dfc8ed3a4
PDF
Publication pagec1a05f8a5e1cbe0be970489fd584fd169936a61b4660101e8a700267fa8c0c4e
Manifestd98beb896f1e43551db08af7bbf6601e2aebc1555244572041a0cd0d8adbfe85

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
SignatureCc7Nxc+oWB6WxzPYJoU2WIeM/DXQepY0yPln+HiXionA8fsRqehHU46QqOTXWpzUKC+D9+iIs6R6Gi1WxgdDBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:33.499209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095004
observed c1a05f8a5e1cbe0be970489fd584fd16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.480558ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095004/manifest.json
observed d98beb896f1e43551db08af7bbf6601e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.461915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095004/publication.md
observed a863fe6b73cac174e06d6dec2366318d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:33.442191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095004/publication.txt
observed 2976ea56bb4003a05a953b37b8299fc4...
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.