OpenTechnical

OT-2026-000104264

Publication integrity record

Four cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000104264) never changes.

Identity and time

Publication numberOT-2026-000104264 · never reused
Internal UUID01a0aea5-3420-726a-967c-ecb1972ae39b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104264
StatusPUBLIC

Content hashes

Canonical text82e116b8d730b71a8e3a8ccd9d21a55b5117e2939384ee2731ffb04806b426df
Markdown2ef102b05b75a26a3551f2399bd6ac48231c5189aede98b2775aeb9983be2d8b
PDF
Publication page3abb018db8f784474769f6f7dd44454cac7ee6a3f23f2e285b5207f82dc7dc75
Manifeste59d15c783c1d0e5ca5c02438080aaf902bd71e6665067c5b160396d63e261a2

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
SignaturecVIdwo9BDPc65VjSRQQkdxODndN9nIdkgQj8iN2Jd3/XsPaUfzGGHLzepJtOpfGoOvLOflW47JoMFepGl3ALDQ==
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

2026-09-17T09:20:22.659833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104264
observed 3abb018db8f784474769f6f7dd44454c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.642550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104264/manifest.json
observed e59d15c783c1d0e5ca5c02438080aaf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.626118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104264/publication.md
observed 2ef102b05b75a26a3551f2399bd6ac48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:22.608177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104264/publication.txt
observed 82e116b8d730b71a8e3a8ccd9d21a55b...
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.