OpenTechnical

OT-2026-000022805

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000022805) never changes.

Identity and time

Publication numberOT-2026-000022805 · never reused
Internal UUID01a0ae70-46ea-7d66-a516-dbc410746d01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022805
StatusPUBLIC

Content hashes

Canonical text3438dc0e119b5f6204da3de7dae4ae00ae9c219d919b0d09afed2fbdfd23f96c
Markdownd027d48bbf360fcf70ac44f765a316c60cf356aa4f066ac1a239818b5ed8d548
PDF
Publication page0160aea297e97356e65d4733e991baea4a3a817968b9612caafd9a01455883ab
Manifest484a3b6e6819868813d349ea52b005039355d1609182d9b0c3d60190d42641c4

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
SignatureqEswBLQzPuYIdRQyHdOBMGb8H/pYdDllqm5S1rqQN4upVLKbWf2NXbBbdHWcpc3He5q9sdi64MBcNyojnEy7Bw==
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

2026-09-17T11:52:19.838072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022805
observed 0160aea297e97356e65d4733e991baea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:19.820007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022805/manifest.json
observed 484a3b6e6819868813d349ea52b00503...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:19.800138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022805/publication.md
observed d027d48bbf360fcf70ac44f765a316c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:19.779920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022805/publication.txt
observed 3438dc0e119b5f6204da3de7dae4ae00...
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.