OpenTechnical

OT-2026-000068846

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000068846) never changes.

Identity and time

Publication numberOT-2026-000068846 · never reused
Internal UUID01a0ae90-6dcc-7391-9352-f9b22ab502ef · 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-2026-000068846
StatusPUBLIC

Content hashes

Canonical text0f61b8aaefa591ae05241f6aab6c386173f7d0182d995ec5b6579c810b8c648c
Markdown752d7184a59ece21bdc8e1fdc84e48a618ba89858928ce2e8537c1bf0e2de295
PDF
Publication page012a9b6225db41dd8998646eeb93d41eda10d34e30f48f9db18ba4d3b6fbf068
Manifest90b272898444c3ad53f81c5ba7771961e479659e0c79299d31d713e51249ed86

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
SignatureR8lkVw3GCeXyI1U1WF0VZErX7xqmeYtPmslrO6Uc28d6AlmQUT6p8LfT570xbySGrGcBgBJe7clHVey03HBjBg==
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

2026-09-17T10:28:39.419864ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068846
observed 012a9b6225db41dd8998646eeb93d41e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:39.403593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068846/manifest.json
observed 90b272898444c3ad53f81c5ba7771961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:39.386758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068846/publication.md
observed 752d7184a59ece21bdc8e1fdc84e48a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:39.369755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068846/publication.txt
observed 0f61b8aaefa591ae05241f6aab6c3861...
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.