OpenTechnical

OT-2026-000098617

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000098617) never changes.

Identity and time

Publication numberOT-2026-000098617 · never reused
Internal UUID01a0aea2-42ad-7228-a208-b501c5da79cd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098617
StatusPUBLIC

Content hashes

Canonical text21da2c580ba0d689f182987312feb24ebc128d26621d743ea7225fca5b835d6d
Markdown51c18a37752691c144873aa4afd61c305b456b4f5b72a31ec594fc7c01107326
PDF
Publication paged33aefceee7202d8a3fa12eacc970e5c7c90cc4519399f638ef8c9e9ec02730e
Manifest36dfee5bfed3acc99d22b5c97b84d20418ac18a34f217f0435da24749617f46c

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
SignatureiH1Yb4iizABQ6A+Arnz/8YFetBMTJPWt6pbgxK2FpYzqwzs0Kt98pscg4evRI7KM7fvfKFXwN4kJrd5PWZleBw==
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

2026-09-17T09:30:54.233526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098617
observed d33aefceee7202d8a3fa12eacc970e5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.215754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098617/manifest.json
observed 36dfee5bfed3acc99d22b5c97b84d204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.196433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098617/publication.md
observed 51c18a37752691c144873aa4afd61c30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:54.177772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098617/publication.txt
observed 21da2c580ba0d689f182987312feb24e...
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.