OpenTechnical

OT-2026-000063894

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, supply line pressure sensor, vented 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-2026-000063894) never changes.

Identity and time

Publication numberOT-2026-000063894 · never reused
Internal UUID01a0ae8d-53bb-7bb0-b4ef-3dd757c3d4e4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063894
StatusPUBLIC

Content hashes

Canonical textdfc7543a670b06583653a953ed709fd8e2da88c1e80dc314538ff3b9e10a9617
Markdown45eedf73afaddae2ae86a6b6fd4ebf97b96bbb6ae008bbd607c7dbaea0d674af
PDF
Publication page234cf52d3567b5e4f1d280747e685fdae23352cf077aa7f79501864efb8d3ced
Manifest86942fdccc268417f9a176e927f6126e057868bb6c3887bf243170d7072bc168

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
SignatureGPCLULp+O+0nBJXdDbmFGTK3tyLWLuZ3DVJLT4oCvSrq3jR9jj90Ut6Qt/xcDzATKjKN5yKURMzbmqcxg0m0Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:56.351647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063894
observed 234cf52d3567b5e4f1d280747e685fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:56.333979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063894/manifest.json
observed 86942fdccc268417f9a176e927f6126e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:56.315722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063894/publication.md
observed 45eedf73afaddae2ae86a6b6fd4ebf97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:56.298008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063894/publication.txt
observed dfc7543a670b06583653a953ed709fd8...
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.