OpenTechnical

OT-2026-000010882

Publication integrity record

Single cup vacuum gripper, three stage ejector, supply line 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-2026-000010882) never changes.

Identity and time

Publication numberOT-2026-000010882 · never reused
Internal UUID01a0ae6c-540d-7372-ada8-0d9e2e0f2ca9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010882
StatusPUBLIC

Content hashes

Canonical text127921681f069291e55afdad34c48843553c1c1e71c4de5202853283a8d425a1
Markdownb233bfb49e5dd216058f78832e7da8748386a48466d46122b4bc3abad3fb5aa5
PDF
Publication pagee3241b7eb8f279bafffa82d2a21490744b8b68409ffb0b3918adcb8b7ccecb3d
Manifest1440853bfc9df8383651a27cc23a2bba0f5e7a6978ae5b1ecfec9b0a6a248564

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
SignatureswUnmMUR54coc/D/5iuu7sh7lC9wqBr/Ie+TKW/qtDOOV3Jg5NDYXQJKUoSXliF3ilS4yNbO1NLC77XI/xTCCA==
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

2026-09-17T12:13:38.843218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010882
observed e3241b7eb8f279bafffa82d2a2149074...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.823329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010882/manifest.json
observed 1440853bfc9df8383651a27cc23a2bba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.804656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010882/publication.md
observed b233bfb49e5dd216058f78832e7da874...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:38.782867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010882/publication.txt
observed 127921681f069291e55afdad34c48843...
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.