OpenTechnical

OT-2026-000075784

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000075784) never changes.

Identity and time

Publication numberOT-2026-000075784 · never reused
Internal UUID01a0ae94-29fe-7597-b441-f79a99561448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075784
StatusPUBLIC

Content hashes

Canonical text6ab0e33a25962cfde61f1721179f5430e525d74cb17d9b5afb0077bb07336c47
Markdownc2443ead5cb36b6b121f75fb23e5bcfdeacfca931739de5633d2c1ddccc25f3c
PDF
Publication pagee6cd676a7b741cb8b5cb4ca6b3b930f7ed24813b35dff42328c73b76da8a81ab
Manifestf7273c08834a9c3bc1b149569a7a293e95469880b51f8ef7435a94788c2f7bd4

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
Signaturei8EKDx6zbjkBHOsioD0bJ1mPaYGp/rlOOEFbpWdQN0So8fIj7kwl8o8ScaeCmtYhqn/ljo2Un2d3aBSCsJtDCg==
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

2026-09-17T10:14:13.478985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075784
observed e6cd676a7b741cb8b5cb4ca6b3b930f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:13.462465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075784/manifest.json
observed f7273c08834a9c3bc1b149569a7a293e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:13.446210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075784/publication.md
observed c2443ead5cb36b6b121f75fb23e5bcfd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:13.307883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075784/publication.txt
observed 6ab0e33a25962cfde61f1721179f5430...
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.