OpenTechnical

OT-2026-000036524

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000036524) never changes.

Identity and time

Publication numberOT-2026-000036524 · never reused
Internal UUID01a0ae77-46e6-75c4-b703-73d4c57e8e65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036524
StatusPUBLIC

Content hashes

Canonical text79961cd8c399ab70cf6c5e98cc1fc961f915659e55bbb18323c993347098f1c6
Markdown5d49b528962c9f767ac3555d650ff0ad1f38f00e871f7c97160f2a759536db3e
PDF
Publication pagedea35ae6828f58f17e732cda24d672e4cc6cc013a24ed28a66750d9214cb4e5e
Manifestfd9bb3ec9d93d4f5e4fab8e58ff78a1f9d5a3e03e509593513e3aaf202f51982

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
Signature6DeAOMNBe4/kqU+zXAXFVa9qumrkbyJfg4wxc7Cn4i5S4qATzExI8Avt6pya+W2EcPoopbjEZM6N0LWXuEvmCA==
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

2026-09-17T11:25:43.990833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036524
observed dea35ae6828f58f17e732cda24d672e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:43.973915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036524/manifest.json
observed fd9bb3ec9d93d4f5e4fab8e58ff78a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:43.955675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036524/publication.md
observed 5d49b528962c9f767ac3555d650ff0ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:43.937567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036524/publication.txt
observed 79961cd8c399ab70cf6c5e98cc1fc961...
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.