OpenTechnical

OT-2026-000097163

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained 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-2026-000097163) never changes.

Identity and time

Publication numberOT-2026-000097163 · never reused
Internal UUID01a0aea1-01c9-70d0-8274-444a13f5b87c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097163
StatusPUBLIC

Content hashes

Canonical textc50f3ee47857ea15a5d71f13ebe226bde4d86e6f5a446af984af354a5374beff
Markdownddf6b6f924406b7c1e55c9bbc064f24947124b92b69cfca2d9fc7374602a9359
PDF
Publication page9e97d598b56613734338371888414a03e92328186e056990dbc9d1adc4a4fef8
Manifest6214f0fcd19ab9b0d1a9317383b8e4c2d5810d39af0814c85dfcbbacbed3fb71

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
SignatureEvQUwckzAbFZmvVdOU0GxJhHven/QmuyGwnJmoNFaEvx8Q1iUgSeGMV+wJeFSUrVMO+A/qrCXuBaQ0lbMtP0Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:52.879168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097163
observed 9e97d598b56613734338371888414a03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:52.856401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097163/manifest.json
observed 6214f0fcd19ab9b0d1a9317383b8e4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:52.676398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097163/publication.md
observed ddf6b6f924406b7c1e55c9bbc064f249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:52.627238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097163/publication.txt
observed c50f3ee47857ea15a5d71f13ebe226bd...
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.