OpenTechnical

OT-2026-000079259

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000079259) never changes.

Identity and time

Publication numberOT-2026-000079259 · never reused
Internal UUID01a0ae96-0b90-76ac-a9fb-5c51dc11bce7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079259
StatusPUBLIC

Content hashes

Canonical textc937e8c76bb70408df704fca0d843e1e585afe3c2ac151016775f503d37d47c9
Markdowna4745530b4ce54ec68aefbd4a8fcbc5774bc0c8db312c99489ddfddc8b620619
PDF
Publication pagee66d82c44241925793bf34af102aa412c1670aa97022e3cd0e870de269f8fa32
Manifest21a02f296932d7f95254879b911a1b81b8bdc6caade3c804b7909318b2feb40e

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
Signaturev5o9AhmBfbgGePAQVgcz4Lp/VzKwREWbyFsbPJPqSx6iFzTKSE+RqNAPoKgCNJ8ZQKpJZtk0WK0YFIFTi+aVBg==
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

2026-09-17T10:04:51.258700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079259
observed e66d82c44241925793bf34af102aa412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.241604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079259/manifest.json
observed 21a02f296932d7f95254879b911a1b81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.222719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079259/publication.md
observed a4745530b4ce54ec68aefbd4a8fcbc57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:51.204456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079259/publication.txt
observed c937e8c76bb70408df704fca0d843e1e...
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.