OpenTechnical

OT-2026-000097025

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000097025) never changes.

Identity and time

Publication numberOT-2026-000097025 · never reused
Internal UUID01a0aea1-01c9-795c-be72-1ac60b661eb0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097025
StatusPUBLIC

Content hashes

Canonical textf38bbef61795f8dba1637f407d6baf4359172251414bb27489c750abe873dc4b
Markdownaa80cf485f6528d3383039d9814b2b443daa0778db701f410d19cea6a98dfc93
PDF
Publication page854e5d1aad3b5f5e4d0873b61834d407357f91bc6d2bebefc91f3b3287a50b02
Manifestefad595943d9e021dc1e25d06e18811e49577cf6ddc3bf832449f9822ee752f8

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
Signature0Eu86kB4+Dw+L+hMZ187mCuUkSr7zSWbCfEH1V6fgROYhQNxqnan3CUh7T/tO7GojgJp4YVYtI56Vz1uxwSIBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:10:31.684075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097025
observed 854e5d1aad3b5f5e4d0873b61834d407...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:31.668541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097025/manifest.json
observed efad595943d9e021dc1e25d06e18811e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:31.652455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097025/publication.md
observed aa80cf485f6528d3383039d9814b2b44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:31.636392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097025/publication.txt
observed f38bbef61795f8dba1637f407d6baf43...
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.