OpenTechnical

OT-2026-000046375

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three 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-2026-000046375) never changes.

Identity and time

Publication numberOT-2026-000046375 · never reused
Internal UUID01a0ae7e-57db-7965-a8fb-a00955b8a015 · 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-2026-000046375
StatusPUBLIC

Content hashes

Canonical textc8b1dcc5ca50ca0b5aac19dc968d4df179af2a5ae503300c05f71919df8dfa3a
Markdown0be5972a706173d117e332f572a1ae2fe567554fabfc733d3fedfe244e45ff0c
PDF
Publication pageabc9ba143ebde5fb969e0af5881fe76b6d46ab562cddb881bf00ad9126e71f13
Manifest86a0dcbdf43d6653381c50d991ca3914bf7a1deb4ee1b46583b88cee9fb49f54

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
SignatureXWEG1s830v19LU3bNjQjZR4rs0Dv+llholuBequMrM+uNiaUrcWMu9GFJ6qky71MzCRdMNliN89udIcBVfbdDQ==
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

2026-09-17T11:08:22.545265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046375
observed abc9ba143ebde5fb969e0af5881fe76b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.525023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046375/manifest.json
observed 86a0dcbdf43d6653381c50d991ca3914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.508685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046375/publication.md
observed 0be5972a706173d117e332f572a1ae2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:22.492201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046375/publication.txt
observed c8b1dcc5ca50ca0b5aac19dc968d4df1...
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.