OpenTechnical

OT-2026-000100784

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000100784) never changes.

Identity and time

Publication numberOT-2026-000100784 · never reused
Internal UUID01a0aea3-66f5-7b8d-92e9-11f497fcff55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100784
StatusPUBLIC

Content hashes

Canonical textd303c0de41ffcc209768aefe0d67e37ec26c23911299ac3b52bfc8078e157be0
Markdown8231c9a5df81001cf1c43990ca08b44333ece332c79ee03217ef6f44423f364c
PDF
Publication page89b6c4e5e5d6c8cf906eae19679998fae0ec7bc7094fc9a7e8f0bbef04fe5b79
Manifestb47ad5e298694577ba995ee5ee872c61b7de28576a44a0c81f5920039587ccc5

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
SignaturecsoXjKXZmW39D7aXY4y06rdXQHz6vWxrkwYGhZ3bDs7abwfcqcH4CvKLe+vIQ3glLd+bVuM5MdDManD3sd0ACg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:41.584947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100784
observed 89b6c4e5e5d6c8cf906eae19679998fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.566708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100784/manifest.json
observed b47ad5e298694577ba995ee5ee872c61...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.546504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100784/publication.md
observed 8231c9a5df81001cf1c43990ca08b443...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:41.527371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100784/publication.txt
observed d303c0de41ffcc209768aefe0d67e37e...
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.