OpenTechnical

OT-2026-000041457

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000041457) never changes.

Identity and time

Publication numberOT-2026-000041457 · never reused
Internal UUID01a0ae79-b145-7a51-bcd8-7326d368414d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041457
StatusPUBLIC

Content hashes

Canonical text1d530325e60f1fd75d309a52c32673a1504575ead2dad443fc42998dd200b2b8
Markdown3c303577ce1e681c7051e2ebcac1a2567a59eff4650e17c479b3ec38d5184dc4
PDF
Publication pagefe165d251e061ed29c90b25ecedf11b06acef7b8863df0338c849e7f331a7e26
Manifest90a6f99d3424e5d1ad2fc82790f7a430543ddc08d5748a9c0696aca0e1797999

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
SignatureZR7DYEfCr3ADqhu7dKapjBtGG33jiUvCGLi4/s/444Mh5tkxp8bPkkB2vVwFBag7zYN4193Qpr4vBwE6W2lgDg==
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

2026-09-17T11:17:28.993994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041457
observed fe165d251e061ed29c90b25ecedf11b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.974805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041457/manifest.json
observed 90a6f99d3424e5d1ad2fc82790f7a430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.955662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041457/publication.md
observed 3c303577ce1e681c7051e2ebcac1a256...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:28.937350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041457/publication.txt
observed 1d530325e60f1fd75d309a52c32673a1...
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.