OpenTechnical

OT-2026-000040022

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after set-down

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-2026-000040022) never changes.

Identity and time

Publication numberOT-2026-000040022 · never reused
Internal UUID01a0ae79-26fc-7715-8c46-6e58b4853a29 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040022
StatusPUBLIC

Content hashes

Canonical texte7eec6177e1850494db2c3960029087ef72f0251bb79d257af1814132cc70ace
Markdown59de8a1a0fb9c77fa6d72b5a787610356eec1ffb395f5a7ec727f2c1473764dd
PDF
Publication page45f60f32d609d10852168008ebcd965cb0330ad007c66a3c0e0453fc0a39bdb1
Manifest2bc3d790e1c18c659821640427181247dd5c6714e894fc6bb6f2e383aae4e997

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
SignatureaVlj6/75Qu+jU40NkGYQPOfhFjK3aKzwz1lm6yBXVUWpn4Eeb1S7k0f+h5Iu71Uv0z5Sv9/ZwB3lKSNjZCoVDA==
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

2026-09-17T11:20:33.178621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022
observed 45f60f32d609d10852168008ebcd965c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.161157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022/manifest.json
observed 2bc3d790e1c18c659821640427181247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.139865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022/publication.md
observed 59de8a1a0fb9c77fa6d72b5a78761035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:33.119778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022/publication.txt
observed e7eec6177e1850494db2c3960029087e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.195858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022
observed 45f60f32d609d10852168008ebcd965c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.179522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022/manifest.json
observed 2bc3d790e1c18c659821640427181247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.163142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022/publication.md
observed 59de8a1a0fb9c77fa6d72b5a78761035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:51.144458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040022/publication.txt
observed e7eec6177e1850494db2c3960029087e...
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.