OpenTechnical

OT-2026-000019849

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000019849) never changes.

Identity and time

Publication numberOT-2026-000019849 · never reused
Internal UUID01a0ae6f-1fb6-77e6-82ee-4b5af2bc278c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:13.354643Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019849
StatusPUBLIC

Content hashes

Canonical text5e57b452b4cf7d212cc8f3a516634fc9f830c39ac397248f0f2a60316e08c773
Markdown94f09fc9f8541cde39e54cba99559d9f0581b817ac9abda62f002dd4b40ef7bc
PDF
Publication page72a1159bb6b76bf445180ed36d627fc98dfb0fe329b98ff0492a02c872d9dc26
Manifested2a3cd9d32c0b1188f62753fdd9647d42ec3471836aab80a6b074133af5dcea

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
SignatureJCRKmOT1HteY4g15gDLTkY+WZr1xPI/yY7aFCPPl3jzGNBwh5svuhIi+GBsP6bfH/R9HpL5SdChsTapav1t/Ag==
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

2026-09-17T11:58:02.881677ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019849
observed 72a1159bb6b76bf445180ed36d627fc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:02.863808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019849/manifest.json
observed ed2a3cd9d32c0b1188f62753fdd9647d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:02.845415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019849/publication.md
observed 94f09fc9f8541cde39e54cba99559d9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:02.824646ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019849/publication.txt
observed 5e57b452b4cf7d212cc8f3a516634fc9...
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.