OpenTechnical

OT-2026-000051783

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, two stage ejector, pressure sensor per zone, pulsed 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-2026-000051783) never changes.

Identity and time

Publication numberOT-2026-000051783 · never reused
Internal UUID01a0ae83-7c83-7fdb-aa9e-42c2a9e44fd2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051783
StatusPUBLIC

Content hashes

Canonical text1efbe34f38dbcb2b112f27a33e67127fc90576c4b99dab43abca3b82285e1c89
Markdown779fecfa151a80c25cf4451391afe8de0d1be43c312d7134413408f666bb762f
PDF
Publication pagea302e8c043d3757caa49aa4ce6a2019c412a00914816af11441b10a2b940f895
Manifest573ab7b0c6ccf852907064b97073cd81a0019fc9d16a357616dbbf1d128892ab

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
SignatureDX0RaJXnz9B2NwTYK6EGF6e/TyDN/lPT/MHCFv8NQbZQhjc2OmUg3oPAzFumwuPhBGC0jhL+44nNKZHsp7RDAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:58:41.533684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051783
observed a302e8c043d3757caa49aa4ce6a2019c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.514670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051783/manifest.json
observed 573ab7b0c6ccf852907064b97073cd81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.494214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051783/publication.md
observed 779fecfa151a80c25cf4451391afe8de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:41.473537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051783/publication.txt
observed 1efbe34f38dbcb2b112f27a33e67127f...
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.