OpenTechnical

OT-2026-000051243

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six 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-2026-000051243) never changes.

Identity and time

Publication numberOT-2026-000051243 · never reused
Internal UUID01a0ae83-2740-7267-98dd-7088f93d383d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051243
StatusPUBLIC

Content hashes

Canonical text47cd1c14bbd05c55c0908a3f25021dc5e8eda1cc47c69187c57c2a1483129007
Markdownec2cf15ddfc71a0f99ffe954f7d6ab8540ccb34ee75bbd82234ac32960344dc9
PDF
Publication page159a35f3da2c290baf413ebc8aac1e412dfa79e7dd1e299c71d8287a6165d49f
Manifest3d7f16bcc11f6f882c15881fe8bf30f966f6b19ff1de89a00d8a309f0697aabc

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
SignaturehbFvYXqbN85aUBCfB/zQw9N2kwAZx0L5VwYuWvxliEqRtjppktOOqxLOyhvDMsGnDStw2vqXN18D+aqcTRM1DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:59:02.264367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051243
observed 159a35f3da2c290baf413ebc8aac1e41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.244561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051243/manifest.json
observed 3d7f16bcc11f6f882c15881fe8bf30f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.224636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051243/publication.md
observed ec2cf15ddfc71a0f99ffe954f7d6ab85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:02.206696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051243/publication.txt
observed 47cd1c14bbd05c55c0908a3f25021dc5...
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.