OpenTechnical

OT-2026-000037703

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum 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-2026-000037703) never changes.

Identity and time

Publication numberOT-2026-000037703 · never reused
Internal UUID01a0ae77-b8cf-7ef2-9c4e-b387495853c4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037703
StatusPUBLIC

Content hashes

Canonical textc92c48c62ee878828f9d63a677083f6005b98939f21b9d2c2dd9f5b5236a71c9
Markdown49408d3c5372fc3cc1d7af6d16f0b111fb28635fda52f1b7d58d5cd913266523
PDF
Publication page3959e08dfbe44d5d825eceba65f1dff81ff0687398a9d2cfaef4444a52f0ee54
Manifest9cb931b209f6c9e65203c92745e306298d83d9eefb892ad29e951702df162d6e

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
Signature2inr58c4qt5RrREYQvnNmGsrHBgvWLnbrwqX5OWCy7QmPDGoQ4d4gUmWie7X6yxw9v/UlXPQCSbs7ewBPo7YCQ==
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

2026-09-17T11:24:17.421630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037703
observed 3959e08dfbe44d5d825eceba65f1dff8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.404807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037703/manifest.json
observed 9cb931b209f6c9e65203c92745e30629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.386919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037703/publication.md
observed 49408d3c5372fc3cc1d7af6d16f0b111...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:17.368515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037703/publication.txt
observed c92c48c62ee878828f9d63a677083f60...
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.