OpenTechnical

OT-2026-000092069

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000092069) never changes.

Identity and time

Publication numberOT-2026-000092069 · never reused
Internal UUID01a0ae9d-43bc-7aad-b41e-1b065ef1f76f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092069
StatusPUBLIC

Content hashes

Canonical text260abae23399a64591ed1d823867c2ec48611cb3d57a3cad31900c7b431d914b
Markdown86a46331dfdba41f5619dd9f1555e02a030be3b967770cc206faa013a79753c9
PDF
Publication pagec1d8c828a3a4e34f552075ae0ef4441afb0216a3815ed1d1d020424f5341a3e2
Manifest67503e84a9f1c4c468d005d9c3392ab7d412ec79a97d5ba5d3fa8e8df7cdb73a

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
SignaturebakHIOECGf5oZKhfHgtwGGPglC2PYWaYub6HQFyRgUfjQQL8eMYhSnRQU6pNmGMm4DxIbKJ7sGw9s/i3eK4GCA==
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

2026-09-17T09:43:10.393922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092069
observed c1d8c828a3a4e34f552075ae0ef4441a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.376381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092069/manifest.json
observed 67503e84a9f1c4c468d005d9c3392ab7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.358360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092069/publication.md
observed 86a46331dfdba41f5619dd9f1555e02a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:10.338561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092069/publication.txt
observed 260abae23399a64591ed1d823867c2ec...
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.