OpenTechnical

OT-2026-000063175

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold 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-2026-000063175) never changes.

Identity and time

Publication numberOT-2026-000063175 · never reused
Internal UUID01a0ae8c-94ab-79c8-9d76-c78b43d6634c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063175
StatusPUBLIC

Content hashes

Canonical text9e0daebae08d9a1f2528121f5c3741c73aafaea4ad27fc3c382f35ab3861a7e0
Markdown36980f2fe47e12e02c47e9b55614c6778c238406ef8e6839916726c34a06b91b
PDF
Publication pageff681f4475f63525a213d05b5de0caf8da22b64993392e09302b3b211d734d7c
Manifestb9d5fd82161189fd138e51d6a9ef654737206fd955cd8b54ff5417cc9b8314f0

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
SignaturepyyvGp7c8K8cdQByFSJDYXh+YY1gX3vAsq1VGS2eMONVHh/0PvCphJFmzVdzA7X9+18hgpCrT55m0jSnqrYRDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:38:58.070474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063175
observed ff681f4475f63525a213d05b5de0caf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.052446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063175/manifest.json
observed b9d5fd82161189fd138e51d6a9ef6547...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.034508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063175/publication.md
observed 36980f2fe47e12e02c47e9b55614c677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:58.015953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063175/publication.txt
observed 9e0daebae08d9a1f2528121f5c3741c7...
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.