OpenTechnical

OT-2026-000016371

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000016371) never changes.

Identity and time

Publication numberOT-2026-000016371 · never reused
Internal UUID01a0ae6e-2d12-7033-bdb2-e86c02f31774 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016371
StatusPUBLIC

Content hashes

Canonical textc16ae7b33d75b82f61f0099137d63f8935363770dcb6d2951a36575fb73a7d24
Markdown1fdebdfe07c83a277d2eafc120a741bb4d88bef1b582c202015c5f7b3290e95c
PDF
Publication page93458c7b778a1a4ec7c2cee47365de055197170858fc66147719b56021698ad6
Manifest608fcc33247900f1db8372b5f117320038d678d97916cbd3deaa8297ce363ec4

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
Signature3bj6vwDxPP0LYYQiUvVQx0oAIxI5/Q/YSbnTKV7WYKRciqwzeBMV5zYdrKHeb9YKUbDfRnCDGHIJwQnUH7yCDQ==
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

2026-09-17T12:04:26.782842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016371
observed 93458c7b778a1a4ec7c2cee47365de05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:26.764687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016371/manifest.json
observed 608fcc33247900f1db8372b5f1173200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:26.746138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016371/publication.md
observed 1fdebdfe07c83a277d2eafc120a741bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:26.727465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016371/publication.txt
observed c16ae7b33d75b82f61f0099137d63f89...
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.