OpenTechnical

OT-2026-000041116

Publication integrity record

Single bellows cup vacuum gripper, three stage ejector, pulsed blow-off after 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-2026-000041116) never changes.

Identity and time

Publication numberOT-2026-000041116 · never reused
Internal UUID01a0ae79-b142-79a7-b535-8c19e9ab6cfd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041116
StatusPUBLIC

Content hashes

Canonical textf25ebf2a72bfc26f867b8345c527e573d30a3ad8078f6f6bbff73c8500a1180a
Markdowndeaa66cfa167e076f8936b42846d570668d33359048e5e8c2f88bf5c05309379
PDF
Publication page79b3b6f9f20c15fd9e133fe686dcc6316d806e117217c72120e7036834797299
Manifesta522bb94cd79d7daef8e60965e68e54dcfe192fe25c66339876c598239cd35a0

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
Signature71E4ClsGQfxpek379BzcdI2YFGvyWrV3FpQ86SsK9O5A+WmTQY81lEV/9fTHUMkAJ4ivdF1Q7V0YcRyhHW7nDw==
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

2026-09-17T11:17:02.966108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041116
observed 79b3b6f9f20c15fd9e133fe686dcc631...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:02.948596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041116/manifest.json
observed a522bb94cd79d7daef8e60965e68e54d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:02.929203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041116/publication.md
observed deaa66cfa167e076f8936b42846d5706...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:02.912073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041116/publication.txt
observed f25ebf2a72bfc26f867b8345c527e573...
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.