OpenTechnical

OT-2026-000037835

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, 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-2026-000037835) never changes.

Identity and time

Publication numberOT-2026-000037835 · never reused
Internal UUID01a0ae77-f889-7852-99d6-c88d3cbab455 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037835
StatusPUBLIC

Content hashes

Canonical textb4bbad77b281a6ea1fcc48bf40ffd592102239bba2e9008a71975c6301734fdf
Markdownc59446c8153e4e8b233efa2cece5fe86175acf111e645b463cd32e3c3db82af3
PDF
Publication pagee49d1858b10aabba232b6c8a925b40759ac965e1166fda0e05afce21c284f706
Manifest72fda1e9d768255efe945f82409bc91f189b049cfe0f0d1f6bd08c1db4d833c7

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
SignatureGCsKzx7j1P3BnGoufIudOV1eXjnbWamidhhOVHmtvOMC90WPHYncYMZsJ/BqPhwoLa3Kk/4CLt05nJE0syqiBA==
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

2026-09-17T11:23:05.271118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037835
observed e49d1858b10aabba232b6c8a925b4075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.254218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037835/manifest.json
observed 72fda1e9d768255efe945f82409bc91f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.236844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037835/publication.md
observed c59446c8153e4e8b233efa2cece5fe86...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:05.219768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037835/publication.txt
observed b4bbad77b281a6ea1fcc48bf40ffd592...
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.