OpenTechnical

OT-2026-000082199

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, two stage ejector, 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-2026-000082199) never changes.

Identity and time

Publication numberOT-2026-000082199 · never reused
Internal UUID01a0ae97-4d94-7305-952a-e9188f543a22 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082199
StatusPUBLIC

Content hashes

Canonical text9f54f497d55af007c4ee12d8437bfcc689f59270aeac5163496fa7ff8f011071
Markdown3e71c9b7edd8a74930df757d5093c276e48473299506eb61339fff4aed9dc7b4
PDF
Publication page04f1ffdd8985cd519f45626eb2e34f2f9f3c643d94f08a490fde7be74a628c03
Manifest754750c825684b0554ff7efcb25c82417368c45839da98c9412c16bfea9e8680

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
SignaturejZe6uPC5z/d8HDBjJvL3Wi5lyWK2aPcf0/F324kuud8jE4vMjHnvAqYUt1mvDZmHCoPk5UTZn6UfILKVl4XSBQ==
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

2026-09-17T09:59:01.885903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082199
observed 04f1ffdd8985cd519f45626eb2e34f2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.869053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082199/manifest.json
observed 754750c825684b0554ff7efcb25c8241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.845580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082199/publication.md
observed 3e71c9b7edd8a74930df757d5093c276...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:01.826803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082199/publication.txt
observed 9f54f497d55af007c4ee12d8437bfcc6...
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.