OpenTechnical

OT-2026-000016190

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000016190) never changes.

Identity and time

Publication numberOT-2026-000016190 · never reused
Internal UUID01a0ae6e-2d11-7814-b1d1-f38a7ba93210 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016190
StatusPUBLIC

Content hashes

Canonical text752c4b9f0bfb18f22887c222558e0d409ef744a07662845f2f20312d05c55530
Markdown21a60f467b430c5f507bda8dda4c4e36161448486574ef00515530239c10e17c
PDF
Publication page825793f410a5afe4aa8f91260c8c25089f1454f37c636ffb3df945e43f645d2f
Manifestd814b0f060868255d7d818d97f02ccca2abcd192f3695173ed80ceb8bfc0b390

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
SignatureD7qlzuXT5LGcWCaJn4t/VVISoVWR6g82gcuBBrM8W6hofYeF1kbMBinSJeEgVGRVBdH8lqQiqxWInP5HgpSmCw==
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

2026-09-17T12:03:38.764450ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016190
observed 825793f410a5afe4aa8f91260c8c2508...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.747241ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016190/manifest.json
observed d814b0f060868255d7d818d97f02ccca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.727630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016190/publication.md
observed 21a60f467b430c5f507bda8dda4c4e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.709757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016190/publication.txt
observed 752c4b9f0bfb18f22887c222558e0d40...
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.