OpenTechnical

OT-2026-000025041

Publication integrity record

Two cup vacuum gripper, two 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-2026-000025041) never changes.

Identity and time

Publication numberOT-2026-000025041 · never reused
Internal UUID01a0ae71-2728-7223-8070-3b08f6c7a50a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025041
StatusPUBLIC

Content hashes

Canonical text94208d0bf76b93f1308d930e99ef05d444bf8653944a6d52c65945caef79c32e
Markdown94b14e548b7092824d3e753b7541c4a82166690dfb9555841e1229fd70e1771e
PDF
Publication pagea8e11da38c6fd89e67342a30e059042b8ed8c0e8aceeebf1f09ec52be32f886d
Manifest735f29b6b9e852132f948769bcc34b967d0f43b7f86613ba541ffd5fe24cab60

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
SignatureoVac1pnjSWfvEZ4iadX/c9zAiGXULEz0kmp3uGrUO8NWx3AnDgSCafp8J6D9cqhYqrNPflBS8jF64bLOKdjqAg==
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

2026-09-17T11:48:26.814642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025041
observed a8e11da38c6fd89e67342a30e059042b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.788053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025041/manifest.json
observed 735f29b6b9e852132f948769bcc34b96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.769383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025041/publication.md
observed 94b14e548b7092824d3e753b7541c4a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:26.747841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025041/publication.txt
observed 94208d0bf76b93f1308d930e99ef05d4...
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.