OpenTechnical

OT-2026-000036563

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump 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-2026-000036563) never changes.

Identity and time

Publication numberOT-2026-000036563 · never reused
Internal UUID01a0ae77-46e7-7cc2-b3f1-21fca3ba73c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036563
StatusPUBLIC

Content hashes

Canonical texta7ec33118577cf1abfd695a720f22814a7a9682717a151a1b4273df730681667
Markdown54aad6f6a8bd0de2b342a37f7aecfd21d1b4e1997a8a7a0c3505d29f457d729e
PDF
Publication pagececfb1d6fd1bca5839122af63268e62ca0015febc27efd364c7a1112c5bca800
Manifest0b8c0ba9cff39e174f9fba9284653ca41e5b9e066735e3ecf471d1d69a6c0a12

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
Signature8mqdYW4iId5WzdeQyS3gqWtZD5/f4bAxXpjzVy8P0/mAoylCJHC8TiJH1F1SJXH92C/yrh0764Y5NkVHfFzZCg==
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

2026-09-17T11:25:46.983055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036563
observed cecfb1d6fd1bca5839122af63268e62c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:46.967224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036563/manifest.json
observed 0b8c0ba9cff39e174f9fba9284653ca4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:46.948973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036563/publication.md
observed 54aad6f6a8bd0de2b342a37f7aecfd21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:46.930050ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036563/publication.txt
observed a7ec33118577cf1abfd695a720f22814...
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.