OpenTechnical

OT-2026-000046674

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000046674) never changes.

Identity and time

Publication numberOT-2026-000046674 · never reused
Internal UUID01a0ae7e-57df-79db-9a04-28adc804c294 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046674
StatusPUBLIC

Content hashes

Canonical text27f17bb0ffe43dc4bef9751a104ceb0ba2af8b264b2a564ccefba56bff2f83cd
Markdown90790cc5cf13b242a47a676cf03a825f01a5a07780bbd95de0e272fffb0e6c0a
PDF
Publication page823cfc99032fb7d88cdc9ed8da783dfce82ef29d947b5792a88b1c7ac61ec729
Manifestc832746d2d514feb75852b87014a7b510acd0ae55711c327dfc7060dcd1b1b99

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
SignatureuJ/r6OL/5Vv5noJsqj/mrzNYKQikPTSFh9iOvz/yBsoz+qFmdFonSCvbF48g1gUyTxSv/NIRz1BymRiNOVAOAQ==
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

2026-09-17T11:08:46.380482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046674
observed 823cfc99032fb7d88cdc9ed8da783dfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.361266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046674/manifest.json
observed c832746d2d514feb75852b87014a7b51...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.343565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046674/publication.md
observed 90790cc5cf13b242a47a676cf03a825f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:46.325148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046674/publication.txt
observed 27f17bb0ffe43dc4bef9751a104ceb0b...
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.