OpenTechnical

OT-2026-000097446

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000097446) never changes.

Identity and time

Publication numberOT-2026-000097446 · never reused
Internal UUID01a0aea1-55b3-76f5-951c-3e2baca895d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097446
StatusPUBLIC

Content hashes

Canonical textff1942ef2656dcda7692c86dca77715633951416b7b6d32248b248bd28503e66
Markdownd07577948ad90e0ea6201096ea189201bb6d817fc17b185b54676cd3c65bfc5c
PDF
Publication page7e8c9498bd0641f4be81086fccb769f6aad6eb496750fd543c3935bb68cd586e
Manifest11fece52aa887becadd36001539fd5eff4f6e3c6ca559e224d1dcf6b6ff71fc8

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
Signaturedu580HvcGrKCnR9mqCDD6/XzeOt1va0+yZ8tJUhMRFPzWqefoBzAvUnaXD5n4yEMvxwm0G0BqFDeINkIcEMpDw==
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

2026-09-17T09:33:18.449087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097446
observed 7e8c9498bd0641f4be81086fccb769f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.431936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097446/manifest.json
observed 11fece52aa887becadd36001539fd5ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.415595ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097446/publication.md
observed d07577948ad90e0ea6201096ea189201...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:18.399799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097446/publication.txt
observed ff1942ef2656dcda7692c86dca777156...
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.