OpenTechnical

OT-2026-000045326

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000045326) never changes.

Identity and time

Publication numberOT-2026-000045326 · never reused
Internal UUID01a0ae7c-f76b-7790-a57c-0cb4ed653f54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045326
StatusPUBLIC

Content hashes

Canonical texta4748adf377edeb8106ec2c43f260be7ae5fd957c1172d2e4960b002785c5af4
Markdown8794228f60f5865f8801a777fd4c27a0f7314eaa9f081398f8c4a17c42474d5f
PDF
Publication pageaf694eff2d3d07dededc4894a8b289029a6a3d09d4befa869e95cfcc773707d1
Manifest33271427ce07b5f55039b6abb2a4186f72ea7dec62777bd522ae76cfb8a05497

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
SignatureDIF+YJSpHo5H7OYJtZEWaBj7/wxz/OM1CZcgksmk9CS/0Ygo7GQ6IvdPmkkDiA6AXDt1vYZ1Ne7geFOWQHA/CA==
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

2026-09-17T11:10:34.836347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045326
observed af694eff2d3d07dededc4894a8b28902...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.817008ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045326/manifest.json
observed 33271427ce07b5f55039b6abb2a4186f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.797666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045326/publication.md
observed 8794228f60f5865f8801a777fd4c27a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.778438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045326/publication.txt
observed a4748adf377edeb8106ec2c43f260be7...
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.