OpenTechnical

OT-2026-000010404

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, sustained blow-off before 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-2026-000010404) never changes.

Identity and time

Publication numberOT-2026-000010404 · never reused
Internal UUID01a0ae6c-0ee6-718d-8f65-1528c1af44d7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010404
StatusPUBLIC

Content hashes

Canonical text40001eb39d1d76e3799bb97ace31bfb245195c054851e51841b6006ed1b32ec0
Markdown3650eb5106e2dec47d5959fca2ee3753ffc0c4e6d9e915e482a5465140b1c190
PDF
Publication page2ae415bee7756ac3f7d925e6a50375e551a03c6d2045919edee5711d7b7ced7f
Manifestc29e1a6dd7e9c752c17a1b5c4b7eda7310797e34f61481279822b29bb7f1003c

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
Signature1SJfZOJMKfW42AcEBp1Q70GjTTE+pB0CUTdTm+tvh8cHrl93IMx0dGTOMSRcCdBek57YoCgYzG2aZR9EfnT6Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:14:31.733476ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010404
observed 2ae415bee7756ac3f7d925e6a50375e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:31.710782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010404/manifest.json
observed c29e1a6dd7e9c752c17a1b5c4b7eda73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:31.690767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010404/publication.md
observed 3650eb5106e2dec47d5959fca2ee3753...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:31.672107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010404/publication.txt
observed 40001eb39d1d76e3799bb97ace31bfb2...
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.