OpenTechnical

OT-2026-000045125

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000045125) never changes.

Identity and time

Publication numberOT-2026-000045125 · never reused
Internal UUID01a0ae7c-f768-78ab-b770-5f7e183b675f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045125
StatusPUBLIC

Content hashes

Canonical text476f76cd3d9b6e3c770f504369743ea5aa751fab831971a45bc5c5e95d27232f
Markdown51d9b013795760e77dcdb6d5622d67aa12d6862a46ff014fae94c50b168b38ea
PDF
Publication page0e795a559e38c41f7ca123a3e3ae8abea72db598f502926ba7e765375fd1a7ed
Manifesta9e61fc0ea194287b1a7688359c276281d0c4490fc990aa5acb5ccb27a590922

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
SignaturerXQmUcDkD1+Wtp/yuDGwg002hHWyY0o3BX3sZUZBXLiL051AszaK+UWzVvyCQBTG13JBC148hE4n3kPa9VF9BA==
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

2026-09-17T11:10:16.288708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045125
observed 0e795a559e38c41f7ca123a3e3ae8abe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.268813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045125/manifest.json
observed a9e61fc0ea194287b1a7688359c27628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.248896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045125/publication.md
observed 51d9b013795760e77dcdb6d5622d67aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:16.231002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045125/publication.txt
observed 476f76cd3d9b6e3c770f504369743ea5...
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.