OpenTechnical

OT-2026-000011965

Publication integrity record

Two cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000011965) never changes.

Identity and time

Publication numberOT-2026-000011965 · never reused
Internal UUID01a0ae6d-1942-7b2a-af66-ac85e10990cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011965
StatusPUBLIC

Content hashes

Canonical textcb5fca595e2a205505832e67e92d624e8f1ef2d44046d979ba5c04cf765b4a16
Markdown503ffd44e61d17dd16832cdb72a3cbfa77b2448b71abc349bd7dec526ca36378
PDF
Publication page0e4b2bf55e1be22db52c6e3b5f23e48faac9bb82b7f4b23566c294f4a05e7848
Manifest944b1e8812775288fb3258c96d542b7db0b41de1420a0f7fda47a1c8d5fbc7c3

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
SignatureBrBjHMdrGkXDcBqJ1SO7V7iJgfdVOlU3wRK0Cmwk5kHmp7ux6AUyaDVL8vZm9RZyk9cmNO7fURzf23LjzhVTCg==
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

2026-09-17T12:12:49.064607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011965
observed 0e4b2bf55e1be22db52c6e3b5f23e48f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:49.045537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011965/manifest.json
observed 944b1e8812775288fb3258c96d542b7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:49.027601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011965/publication.md
observed 503ffd44e61d17dd16832cdb72a3cbfa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:49.005376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011965/publication.txt
observed cb5fca595e2a205505832e67e92d624e...
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.