OpenTechnical

OT-2026-000033950

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, 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-2026-000033950) never changes.

Identity and time

Publication numberOT-2026-000033950 · never reused
Internal UUID01a0ae75-df0b-7c51-80fb-32a5b87f7215 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033950
StatusPUBLIC

Content hashes

Canonical textcd9c49e1bd77cf1d62a6f03e390dd0741f14191308a7d7eba60d601a5a16f352
Markdown57f1e6b8b4fd86ce878006455e4e949b27a607c167373fda820bc61793709381
PDF
Publication page805b423ded913b8c578c5fc88cebe0213196455c82749b5188720a7006d3a67e
Manifeste795db556af710eb6356a9cb8b037d89fc25b4d0c720f32494137eaae57971c2

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
SignaturelpE41grvwxQj+lTVKjbTsPCet4Xx7qvSLHO+PtjB4Z8qZr900wpd+QzAWy6uk+vZpTuLFMC9sZd7KhymZo/lBA==
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

2026-09-17T11:30:04.185132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033950
observed 805b423ded913b8c578c5fc88cebe021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.159343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033950/manifest.json
observed e795db556af710eb6356a9cb8b037d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.131511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033950/publication.md
observed 57f1e6b8b4fd86ce878006455e4e949b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:04.108555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033950/publication.txt
observed cd9c49e1bd77cf1d62a6f03e390dd074...
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.