OpenTechnical

OT-2026-000092223

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000092223) never changes.

Identity and time

Publication numberOT-2026-000092223 · never reused
Internal UUID01a0ae9d-875a-706d-83eb-3be107962a5c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092223
StatusPUBLIC

Content hashes

Canonical text082114c98f03de1eefe339b2a919d1057fcec7c20bc5ab1cdea3c7860751ae44
Markdownea9d67ba10d5d8fa2ea1d00086162ee6d9b806878df6ae57037abe75982b6b35
PDF
Publication pagec9d08da95d7f139bed128f16ff2f1b99226850f525bfb0abb6a5172d809af048
Manifeste77aaf57fc60bfa4e26eb36166f3ec2b5d3912ca9f5581b85f77ee896f29b98e

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
Signature3fXU1uZsCvUI4JAt8SaJXxDArhZKCZFVgUyaDQKB418XuR2rQ6S0GsH2m4k5hwT/3Ctjhy3SCz0Emyh+ArL+Cg==
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

2026-09-17T09:41:44.228249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092223
observed c9d08da95d7f139bed128f16ff2f1b99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.208893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092223/manifest.json
observed e77aaf57fc60bfa4e26eb36166f3ec2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.190046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092223/publication.md
observed ea9d67ba10d5d8fa2ea1d00086162ee6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:44.170744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092223/publication.txt
observed 082114c98f03de1eefe339b2a919d105...
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.