OpenTechnical

OT-2026-000099844

Publication integrity record

Four bellows cup vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000099844) never changes.

Identity and time

Publication numberOT-2026-000099844 · never reused
Internal UUID01a0aea3-1473-7420-bf3a-15debc99cabe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099844
StatusPUBLIC

Content hashes

Canonical text199de892b9cf4d611fad05ad0efe5c9f70c43e80c46d9c82c16347cf58bf1d70
Markdowne271bbddc2fed96dfe033f9b7e997663db499415eea44928c44cfd9b8dd4f7e9
PDF
Publication pageec85f0a4be72fcae053aed21acc6a7ce23ea7864b036cbd2bd5c1619b62a3e03
Manifest97350623163bdad601d1bcb48adb32493b931e4b28ae235fc1f6fb7ab6d670d1

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
SignatureaF0s8lMqbMLAkl5tGkGjlDeCboe/Zf6864KRFrGOtYh752jiy6VRgdsK/ZPeeBNYHQmTJouytjYibUjlvL6UDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:20.846549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844
observed ec85f0a4be72fcae053aed21acc6a7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.826153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844/manifest.json
observed 97350623163bdad601d1bcb48adb3249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.805411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844/publication.md
observed e271bbddc2fed96dfe033f9b7e997663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:20.783044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844/publication.txt
observed 199de892b9cf4d611fad05ad0efe5c9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.907022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844
observed ec85f0a4be72fcae053aed21acc6a7ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.887606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844/manifest.json
observed 97350623163bdad601d1bcb48adb3249...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.870065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844/publication.md
observed e271bbddc2fed96dfe033f9b7e997663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:42.851688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099844/publication.txt
observed 199de892b9cf4d611fad05ad0efe5c9f...
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.