OpenTechnical

OT-2026-000019179

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, 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-2026-000019179) never changes.

Identity and time

Publication numberOT-2026-000019179 · never reused
Internal UUID01a0ae6e-f391-76eb-91ab-e183c16db61f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019179
StatusPUBLIC

Content hashes

Canonical textdeb61ef58f4fb08d164671937db6dff78bf07bd11ebbf0193ea0974d60e66444
Markdownad015d8b80c50bb7a66dd3d6bf3894c76e6cc4ef72a06cbd3b2608d7abf07554
PDF
Publication page55fbb2f64bbba965ee120fb6b1ab0aa4f977105f515f335e4b196a05f866eebc
Manifestc79747aeb8c2e864e994b75b773efc9d3690ab08ec362242c8d7d8edfa30a901

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
SignaturelZTwfym3V+qnhkFOsokKDi12nvTOy67SHrdF0jfq83yWyIbrmZe727znYVVrb19zO+ymlXtlfECVo42LYLvpAg==
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

2026-09-17T11:58:29.722236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019179
observed 55fbb2f64bbba965ee120fb6b1ab0aa4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:29.704937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019179/manifest.json
observed c79747aeb8c2e864e994b75b773efc9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:29.687380ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019179/publication.md
observed ad015d8b80c50bb7a66dd3d6bf3894c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:29.670079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019179/publication.txt
observed deb61ef58f4fb08d164671937db6dff7...
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.