OpenTechnical

OT-2026-000064613

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000064613) never changes.

Identity and time

Publication numberOT-2026-000064613 · never reused
Internal UUID01a0ae8d-deb8-73b4-910d-155927b6340b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064613
StatusPUBLIC

Content hashes

Canonical textdfca14cd3d1f2389b323f637b6a4113434634bacb85f3d3c48358758b9f9c005
Markdowne55ecbfdcbce730579670888a574061d5b9b6d7e3b8079f7f7657ce3937d4e6d
PDF
Publication page11fd30355e2f568cc8083cf644e5db9333fd73202d7a9d2d420de0b3e272a4b5
Manifest8722a25798aada6e3653ff5d341d245a1bd8b2df804bea096a670823d3edd7ac

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
SignatureiCr+j95ymUEYhOUAaNaCLXJ6xxfYDY3MuUl1qbOMwBPlC1PUCU7B30pESAHp6Q3/pbf7cXqaULk/xJ4jUZ21AA==
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

2026-09-17T10:35:23.398836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064613
observed 11fd30355e2f568cc8083cf644e5db93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.379546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064613/manifest.json
observed 8722a25798aada6e3653ff5d341d245a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.361174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064613/publication.md
observed e55ecbfdcbce730579670888a574061d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.322765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064613/publication.txt
observed dfca14cd3d1f2389b323f637b6a41134...
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.