OpenTechnical

OT-2026-000032044

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000032044) never changes.

Identity and time

Publication numberOT-2026-000032044 · never reused
Internal UUID01a0ae74-bad3-7565-8963-165c97cc0588 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032044
StatusPUBLIC

Content hashes

Canonical text30aa827cdccbdf804ba117e664b17ca443eb3285e07c61fb6ec1035b80932036
Markdown4643d59190f0f417db2cceb76ece1003917fb3586a29867d21ef97b9e33cd518
PDF
Publication pageef19c6a5e490b99ee40904bf398ace0d683c5cb5deec1564fbebb766827742fc
Manifest8d253a8f84c9b453928848499ef9ebbb9a467f507ee8930c73b818f70d8dee14

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
SignatureEneB0ZvDu9MUNNZKmseG1ICHjft9DlTtvTN/QoBazwe33z/OjTq8go1cm+3uM1jcQHOb6h7r3wfl14sQMKp/Cw==
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

2026-09-17T11:35:27.487082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032044
observed ef19c6a5e490b99ee40904bf398ace0d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.469240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032044/manifest.json
observed 8d253a8f84c9b453928848499ef9ebbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.449908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032044/publication.md
observed 4643d59190f0f417db2cceb76ece1003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:27.424671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032044/publication.txt
observed 30aa827cdccbdf804ba117e664b17ca4...
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.