OpenTechnical

OT-2026-000029024

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, 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-2026-000029024) never changes.

Identity and time

Publication numberOT-2026-000029024 · never reused
Internal UUID01a0ae73-2a9e-77ff-8d09-f1a24e574484 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029024
StatusPUBLIC

Content hashes

Canonical text17a562c4d3c147f524f436c79cc22e06bbf85eda3308367bee1559d593f54499
Markdown68d624e5752d1a412601f6e5706c35122857858cef73c40d7f32cc4e6bc7c12a
PDF
Publication pageec5e0ca09546ffd27dbb27f311c32c91353f68e8cdd15e26a08ccf1ea76d64b0
Manifestef9f6bedbb5fdc3d8a87c061d5dcdd0acd6b41f805c47dd51cdc46c01a646834

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
SignatureTJIIuisVH5DZprKU2+0i+oGYJKoxE7l1AGxw2/TnUbGZUuPYYz1IX6BHp/uVlsNlpch1may8tZ91b/yNXhnAAw==
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

2026-09-17T08:20:36.960317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029024
observed ec5e0ca09546ffd27dbb27f311c32c91...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:36.940322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029024/manifest.json
observed ef9f6bedbb5fdc3d8a87c061d5dcdd0a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:36.796657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029024/publication.md
observed 68d624e5752d1a412601f6e5706c3512...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:20:36.778629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029024/publication.txt
observed 17a562c4d3c147f524f436c79cc22e06...
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.