OpenTechnical

OT-2026-000092390

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, 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-2026-000092390) never changes.

Identity and time

Publication numberOT-2026-000092390 · never reused
Internal UUID01a0ae9d-b5fb-7187-92f2-68d25907c826 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092390
StatusPUBLIC

Content hashes

Canonical text1f262fd4a75ab73f57e99285f87831a65640f05b8d555ba51ff98a6b13453393
Markdown3bf9d2b3bdc0d20372ec86827fbbcdded0cdaf0f3f218eb495ac3e88076fc91e
PDF
Publication pagefd884d8843f97a551739954e39a8ab2bd87b6b621e0bf7ea00b3fa80a9553618
Manifest6bdde02a3937d915605939fd566511a2e7674cc19439df560e1c66ea4aeab4c2

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
SignatureQ3D7nO2gzQJPaHSFB5yStAK+nYbezEwsFMrRkXcGcEue2WqzMW86XGRNi43pqGIEyhXLjv5oTrtFAL7F+GS+Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:56.051880ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092390
observed fd884d8843f97a551739954e39a8ab2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.034742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092390/manifest.json
observed 6bdde02a3937d915605939fd566511a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:56.017964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092390/publication.md
observed 3bf9d2b3bdc0d20372ec86827fbbcdde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:55.998665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092390/publication.txt
observed 1f262fd4a75ab73f57e99285f87831a6...
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.