OpenTechnical

OT-2026-000068787

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000068787) never changes.

Identity and time

Publication numberOT-2026-000068787 · never reused
Internal UUID01a0ae90-6dcb-7117-a4b0-ec4e0ae10bd4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068787
StatusPUBLIC

Content hashes

Canonical text40079b9a6e781d856d144cc666e533450b6e3ee0c9ae42725bfa34ab8f8c1f15
Markdownb9402ad0c0c823ffbaf97a8f796ea241adf2cb96e8602a7217739cfcf5174a33
PDF
Publication pagef8a55049aa3ec1487fac031c8e1445384d1e5fe155cf1c480ae560520cfb74ce
Manifesta23286547b602350d8b39255a7678882b8c77a335fb8d85cd9d396c24d67abc3

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
SignatureSza3EmwvqjP1aU6rD7UJ5C4c3eDQMovJqtgQGnp0WfEz+rIyXqHuxX86LI7fyqWvu14wwnGtbbkkIWHm4KinDA==
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

2026-09-17T10:28:34.951953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068787
observed f8a55049aa3ec1487fac031c8e144538...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:34.936088ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068787/manifest.json
observed a23286547b602350d8b39255a7678882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:34.917637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068787/publication.md
observed b9402ad0c0c823ffbaf97a8f796ea241...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:34.900659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068787/publication.txt
observed 40079b9a6e781d856d144cc666e53345...
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.