OpenTechnical

OT-2026-000005917

Publication integrity record

Vacuum cup gripper, two outlet manifold, ejector fed, pulsed 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-2026-000005917) never changes.

Identity and time

Publication numberOT-2026-000005917 · never reused
Internal UUID01a0a949-23b1-7881-bdbb-bbe609f59610 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:15:37.907681Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005917
StatusPUBLIC

Content hashes

Canonical text6a618f59941e88f19ab47b6a18fa3904e0254e5084dbff727c197c391900edf5
Markdownabc7ee8a9e9ea6f2a49b6d51ef508c9e8e6278ebe6d60c82e2fc280f65464d94
PDF
Publication page340c07c6478005a0c1868b33ef1512baccdaf2c8b95aa68953df893774f1420d
Manifest41b0aa2172ebf7b7bf584ebb8e9ea66692362d998a8a994fdadb3675545595fa

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
SignatureCV2sylv8jOmDv7dMa1Um1NDJnW8EBQes1YO4KdlOwk+fycJOQs6ljxBm7emkheBukUbaCQizvUF/Vmv1V6LgCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:17.717503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005917
observed 340c07c6478005a0c1868b33ef1512ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:17.703503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005917/manifest.json
observed 41b0aa2172ebf7b7bf584ebb8e9ea666...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:17.686664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005917/publication.md
observed abc7ee8a9e9ea6f2a49b6d51ef508c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:17.671388ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005917/publication.txt
observed 6a618f59941e88f19ab47b6a18fa3904...
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.