OpenTechnical

OT-2026-000067409

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, vented after 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-2026-000067409) never changes.

Identity and time

Publication numberOT-2026-000067409 · never reused
Internal UUID01a0ae8f-6bd8-72da-8311-c99a7d5dd033 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067409
StatusPUBLIC

Content hashes

Canonical text577dde42136ada5395b4d1e4b4cf7cddf4cf7cb87c7fb2d5327edea150a8883b
Markdowncdd20301fdcde0bc442e7f6acf5cd8c39dac8ec267adbb54881faa6b59f676e8
PDF
Publication page848152ac4bc24e9d5e5001907204a6bba0418f672b7d36a36b62eec8ec92c646
Manifestdf9cf1ab10b928687c2dc50987f9d252633f23d1e17da314b053cce340c50d72

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
Signature07ij/MZ2/ON7G5Mj8WJ90my1zw7U3g0iKjX8WiNsRbEVghFvoae4rBIQu09+mX6ArHfgzGu53jgDs4W04x51AQ==
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

2026-09-17T10:31:36.296885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067409
observed 848152ac4bc24e9d5e5001907204a6bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:36.278378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067409/manifest.json
observed df9cf1ab10b928687c2dc50987f9d252...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:36.259155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067409/publication.md
observed cdd20301fdcde0bc442e7f6acf5cd8c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:36.242224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067409/publication.txt
observed 577dde42136ada5395b4d1e4b4cf7cdd...
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.