OpenTechnical

OT-2026-000011923

Publication integrity record

Two bellows cup vacuum gripper, two zone face, plant vacuum fed, 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-2026-000011923) never changes.

Identity and time

Publication numberOT-2026-000011923 · never reused
Internal UUID01a0ae6d-1942-7e0c-a754-a3745b5bcaf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011923
StatusPUBLIC

Content hashes

Canonical text4bccbe12d1d74815e899f4ef5ac3a1faebf1166d6a62f32e52e3567c1683a021
Markdown384a0290d4c32c641ab6f45c12761dc3a36ca40719449650e5f8de843779ccf6
PDF
Publication pagef2fd3647c706ba82caf76157a421fd1f211ede0340b9bceecebafc414ad2f1d3
Manifest8b2986fdea01ec48b09108e55c83301333eeaf6de3518dbfef935a9f9a000f0c

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
Signature16ytysZlmLDU3XX0CttOibZJBwQI2u+amTUN7vk+C2brrl8hJT+iNI/NF0aj5CBM8iw5gGA3T+bOaZJPj93BDQ==
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

2026-09-17T12:12:41.419236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011923
observed f2fd3647c706ba82caf76157a421fd1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:41.398272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011923/manifest.json
observed 8b2986fdea01ec48b09108e55c833013...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:41.378834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011923/publication.md
observed 384a0290d4c32c641ab6f45c12761dc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:41.360938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011923/publication.txt
observed 4bccbe12d1d74815e899f4ef5ac3a1fa...
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.