OpenTechnical

OT-2026-000044206

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, sustained blow-off 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-2026-000044206) never changes.

Identity and time

Publication numberOT-2026-000044206 · never reused
Internal UUID01a0ae7b-d67b-7d94-a3b9-760dff1519e6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044206
StatusPUBLIC

Content hashes

Canonical texte1668ffff8fbff4e2cd19871adda679a5dfeaa26572004d1fe01f3bbb566dea3
Markdown85da7a5d287d14c43fab51fcff0c0cee8cf16968098864987c15f0c231e72aeb
PDF
Publication page38731585c1f5c380bfb97a5020f8a690c75af0c76e376de0740050ce9b89bd94
Manifestc9d17b8a30c9fb809bcd1be2f7c539613091987648b42b6ea1b7810fddc15df3

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
SignatureSmCDRaVfCORBrTl6njIfd3BoWh9AhowL6uRGT6qhnQMmJKpCYak2nIA8IbEOx2QmstxKn1G/FOcrC3gxR3l/AA==
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

2026-09-17T11:12:45.579893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044206
observed 38731585c1f5c380bfb97a5020f8a690...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.562144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044206/manifest.json
observed c9d17b8a30c9fb809bcd1be2f7c53961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.544609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044206/publication.md
observed 85da7a5d287d14c43fab51fcff0c0cee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:45.523853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044206/publication.txt
observed e1668ffff8fbff4e2cd19871adda679a...
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.