OpenTechnical

OT-2026-000074404

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000074404) never changes.

Identity and time

Publication numberOT-2026-000074404 · never reused
Internal UUID01a0ae93-717a-73b4-b3f2-45ec4e5298b6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:53.574555Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074404
StatusPUBLIC

Content hashes

Canonical text40b9f9852a4927e83b391a8650a242d325eec939d7f207ee87dcfd774ac776a3
Markdown5003c15e37c6d2c6fded37b87b4fa4229d68d1959629abb253f1537f29943d7b
PDF
Publication page0e66ce61b9863db5971bfd1952aafbed25bfa10cff2d474b1dfd03f8dfeb3c82
Manifest6920597d937369abb19c9e941d22dd08e504de21cf589cb4939f2aa09dfdf8de

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
SignatureilvXwvhHf/96H41tkFtnSYb9W3ocPgHSieZz8Ej9R2rQ1VGGqegDw+mOxJ1GixliGEWqRUa+j4q/M6Hzsup0DA==
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

2026-09-17T10:19:20.677653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074404
observed 0e66ce61b9863db5971bfd1952aafbed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.659009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074404/manifest.json
observed 6920597d937369abb19c9e941d22dd08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.639504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074404/publication.md
observed 5003c15e37c6d2c6fded37b87b4fa422...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:19:20.620016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074404/publication.txt
observed 40b9f9852a4927e83b391a8650a242d3...
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.