OpenTechnical

OT-2026-000025498

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000025498) never changes.

Identity and time

Publication numberOT-2026-000025498 · never reused
Internal UUID01a0ae71-5fa8-798a-aa9e-5b4b3dc62253 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025498
StatusPUBLIC

Content hashes

Canonical text9f3ee5590a95cbaef34eacc3c0a806bf26342415064232b77c1f8d1c1ba8e534
Markdowne385127c61a02bb2e6f630f5afeb1ba2f0408c029360f300dd643beef757e94f
PDF
Publication pagef3665efca9692779784db8ab2ba5a913837871e9d6f4cb432f03b318c52b15f4
Manifest10124fb7f7d432e678e50c6122a33f19c930c3d8af5a0a653f83e869700abcf2

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
SignatureLZs7nc0cxt0dwng6PKE4NkEKVG+qU34PwH4HHI83eY2laSHVwimtcCroxwmfnbZsIMdrXKXP1g22vYP1iFKdAA==
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

2026-09-17T11:47:35.701905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025498
observed f3665efca9692779784db8ab2ba5a913...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.684825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025498/manifest.json
observed 10124fb7f7d432e678e50c6122a33f19...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.667256ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025498/publication.md
observed e385127c61a02bb2e6f630f5afeb1ba2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:35.648776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025498/publication.txt
observed 9f3ee5590a95cbaef34eacc3c0a806bf...
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.