OpenTechnical

OT-2026-000047225

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, sustained 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-2026-000047225) never changes.

Identity and time

Publication numberOT-2026-000047225 · never reused
Internal UUID01a0ae7e-d0fa-722c-b117-44a685a55939 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047225
StatusPUBLIC

Content hashes

Canonical text7ca5e007d46d78c692f9a1274013603ddf48eee18b7bb2f2fbfa69c6a16a65d6
Markdown362daf17770230a427a6848b854ab671944161161e9172376fbfc958e9bccb32
PDF
Publication pagef8f17b1154e94ed9f10bfa86617f127be053d1a53cc5e9ae5e64e9f6deea0d6f
Manifestf19fb0c6821cbfe5ef4acbe3bdf0952e7d1eab58b4cae1b5f04d2dc8b14ce910

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
SignatureGQN5Cnud6oBXnWFV53FXlpS6Stas81hw4e5FkUxsrsrbfBoRhDiCoN+5ZZ8AdApNO/h67JlLNkXpSwP1hGosDg==
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

2026-09-17T11:08:03.870290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047225
observed f8f17b1154e94ed9f10bfa86617f127b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:03.849592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047225/manifest.json
observed f19fb0c6821cbfe5ef4acbe3bdf0952e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:03.831535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047225/publication.md
observed 362daf17770230a427a6848b854ab671...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:03.812752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047225/publication.txt
observed 7ca5e007d46d78c692f9a1274013603d...
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.