OpenTechnical

OT-2026-000063660

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000063660) never changes.

Identity and time

Publication numberOT-2026-000063660 · never reused
Internal UUID01a0ae8c-f946-7402-a46c-9cbc356b09d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063660
StatusPUBLIC

Content hashes

Canonical text0639ef2656a66088760cdf5c08fa81432726a1c9a003aa06d74517cd35e60cbc
Markdown77e9e580ba50512113ab225eb37efad243c3a886a78ab60021cbf0da7b3480f3
PDF
Publication page0e8c474ea68bde5eb461e0ea53236c9fe5aa26818bd9eeb8f4c25af96424e5e6
Manifestc8700b0b0d547b35d5b824bd7e467caece2bc7fbc00627927bd07db1f24ced88

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
SignatureuHsv16hZ8D1MniZUgb1e1IbdgTwEV9nBjHZRBUV75rK83tA/DEjtgPNFNlkhir/FNR/UeEzaMTzf/lT8vOb0CA==
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

2026-09-17T10:37:46.211719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063660
observed 0e8c474ea68bde5eb461e0ea53236c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.194280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063660/manifest.json
observed c8700b0b0d547b35d5b824bd7e467cae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.176949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063660/publication.md
observed 77e9e580ba50512113ab225eb37efad2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:46.159746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063660/publication.txt
observed 0639ef2656a66088760cdf5c08fa8143...
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.