OpenTechnical

OT-2026-000032088

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000032088) never changes.

Identity and time

Publication numberOT-2026-000032088 · never reused
Internal UUID01a0ae74-bad3-7090-baa1-031b89076852 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032088
StatusPUBLIC

Content hashes

Canonical textbc9a997c1869a59f17f9e5f163cec6271034ec7d4a052bfab9132afd5aab83fa
Markdown4ac22bb5562fda5b9e9a2c14e08e77ff4bdc7cebf0894e1d13489824d833fe55
PDF
Publication page7f1b199e0f2c827b380189ffe78d01d890fc273542494ed34d8dead0d9172680
Manifest52fa604a08474864f00f8fa60bc7f1246b9f4ba73f103d4570c4a9a700113526

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
SignatureAnnyDphNIZ6CehORSZbRWA/h+BLNgWQX2chgu1qpAezuCeday6LqsEAQPvIkQNu4dsZljmilhnHpeHW/p2hHAg==
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

2026-09-17T11:35:30.740118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032088
observed 7f1b199e0f2c827b380189ffe78d01d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.723929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032088/manifest.json
observed 52fa604a08474864f00f8fa60bc7f124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.704309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032088/publication.md
observed 4ac22bb5562fda5b9e9a2c14e08e77ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:30.687021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032088/publication.txt
observed bc9a997c1869a59f17f9e5f163cec627...
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.