OpenTechnical

OT-2026-000032406

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off after 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-2026-000032406) never changes.

Identity and time

Publication numberOT-2026-000032406 · never reused
Internal UUID01a0ae75-106e-737e-bd50-699a3d1f3003 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032406
StatusPUBLIC

Content hashes

Canonical text2cc3a7d99ac8f05f426bcbf3cbdc1ce7f631bf2eb0d48bb258ade7252366c408
Markdownb5a255fe39a3c6c32335fef2d08ef0ff0202e51a28251ae7d85e1038ba675b4a
PDF
Publication page6135c45e11d6291f77dab37b108b1ea7a1687c19c39f5257d5c2950bafe21cb7
Manifest10f7a3b4b735a06623413afcd56093423269eefeda275ba15b7f9d2bdf89142c

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
SignatureB++o2T/o1A7zCO28JUfF/DDwNaorD5HWGBu8FGTa54wPvQtkctvZonvsmjKvjqIHXaqP+P6W50ywYHSmRiqgCA==
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

2026-09-17T11:33:49.295297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032406
observed 6135c45e11d6291f77dab37b108b1ea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:49.279510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032406/manifest.json
observed 10f7a3b4b735a06623413afcd5609342...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:49.262656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032406/publication.md
observed b5a255fe39a3c6c32335fef2d08ef0ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:49.246600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032406/publication.txt
observed 2cc3a7d99ac8f05f426bcbf3cbdc1ce7...
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.