OpenTechnical

OT-2026-000084293

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, 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-2026-000084293) never changes.

Identity and time

Publication numberOT-2026-000084293 · never reused
Internal UUID01a0ae98-5b61-7764-8dc5-a97aac2944bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084293
StatusPUBLIC

Content hashes

Canonical text72d3d272e99392c141ac9a3847272ca21ed37ade293299cab0fac6aefad71b7c
Markdownc8c05735be8cebbc3e72b3680dc2c191e898ca772ee6b6e2ffee2ad76409400d
PDF
Publication page0a6b091e84dff9989699bbc50e6b8a3a47f36aa4ff26e1b01879c13f35edcbef
Manifest582c63c71b6c0863bd7c28133ea317ef92e242b5bdc7d0c763a611ffdf418dcb

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
SignatureqkUeY1gOpi8jf0fX5f4ofS6ERMzP+JrTG/Hg4SIakWqWAcIeIfhOxZHQM8Lqooe8srp/nFqw2MBC8Q5QQW2aAg==
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

2026-09-17T09:56:12.843512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084293
observed 0a6b091e84dff9989699bbc50e6b8a3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:12.825475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084293/manifest.json
observed 582c63c71b6c0863bd7c28133ea317ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:12.805416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084293/publication.md
observed c8c05735be8cebbc3e72b3680dc2c191...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:12.786482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084293/publication.txt
observed 72d3d272e99392c141ac9a3847272ca2...
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.