OpenTechnical

OT-2026-000046352

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, supply line pressure sensor, 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-2026-000046352) never changes.

Identity and time

Publication numberOT-2026-000046352 · never reused
Internal UUID01a0ae7e-57cb-74a6-b874-896c3eff7093 · 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-2026-000046352
StatusPUBLIC

Content hashes

Canonical text8b7b0a9ad11d2aa7cac0aea6c6550df8162429dc8e96ae58697f2c4dd94be469
Markdowna181e0cd26e38f36977e9fe1ac1574c8e8b45e095396ee184d52e444c45c3a9a
PDF
Publication page2a5b0228ce4c99dd2e8a10e844f6dc30073ad187ebe25374db7362dff4c81c35
Manifest4ab6c52c26a7f434fea6aa60e31b256562212fa477fa8fcae707d9f562008e13

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
SignatureKxfJi7q9snt2Le8a+vDlcTlU74MWB3IhpaLHGQp7DrRdV2Tl/SbMov3fj+m3mqrQcxNhGj+UtJc5Eqna8ii8DQ==
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

2026-09-17T11:08:20.702475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046352
observed 2a5b0228ce4c99dd2e8a10e844f6dc30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.684300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046352/manifest.json
observed 4ab6c52c26a7f434fea6aa60e31b2565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.666663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046352/publication.md
observed a181e0cd26e38f36977e9fe1ac1574c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:20.647876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046352/publication.txt
observed 8b7b0a9ad11d2aa7cac0aea6c6550df8...
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.