OpenTechnical

OT-2026-000046675

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, single stage ejector, pressure sensor per zone, 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-2026-000046675) never changes.

Identity and time

Publication numberOT-2026-000046675 · never reused
Internal UUID01a0ae7e-57df-7ac5-9682-a41b3db27410 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046675
StatusPUBLIC

Content hashes

Canonical text5f2bed6b0b30d78d1981a9454ac849b7c1b498545dca64b0ae8debe178f5f5ea
Markdown1a9bad5c649be085a0d90b848ee1893049c62072fdf5fba528843905e4d02745
PDF
Publication pagecbef565d7c4ef93973c1375f046b27f02a687522f080a57d22a487d258643aca
Manifest88526ef4b3f1a6d58a52aa0ad11ecd8ae40a67a8fa1b9488e4268163a2b36e0d

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
SignatureeITVkfn+EDrCV6g/CvZe0wIg+6aRnQ1Si+40w/iJ5PcvTuXZsSWY6DK36arPFAAcbCpPFvpeiPj0QAOdh9/HCA==
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

2026-09-17T11:08:46.456566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046675
observed cbef565d7c4ef93973c1375f046b27f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.438474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046675/manifest.json
observed 88526ef4b3f1a6d58a52aa0ad11ecd8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.419866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046675/publication.md
observed 1a9bad5c649be085a0d90b848ee18930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.401411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046675/publication.txt
observed 5f2bed6b0b30d78d1981a9454ac849b7...
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.