OpenTechnical

OT-2026-000040327

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040327) never changes.

Identity and time

Publication numberOT-2026-000040327 · never reused
Internal UUID01a0ae79-2700-7602-8f29-f59b3041f7d9 · 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-2026-000040327
StatusPUBLIC

Content hashes

Canonical text7bee09b06df3b1a46520af577c3a56d647e42006dc362aeec49f053fbf0c11e4
Markdown65f16fc09c58fb775c8733ca0c53010460035be80b631b3e049dd265a194bbec
PDF
Publication page0ca0253894b9e29d9f76196902af95573bb92900136b639ec02eee17299de29f
Manifest5c8cc56f624d5e15210a71c6c40ca1b17a9cfd46ff87cb2c69f4f6139bf71ab2

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
SignatureUGXfd/SLZUdOneK7/9M+HBQ8ihXAJRzHYPB952eNC16u9pLYxu8QfhUEedbWCiFN7W49a+SKNupd85YME3dIDw==
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

2026-09-17T11:19:19.836936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040327
observed 0ca0253894b9e29d9f76196902af9557...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.819019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040327/manifest.json
observed 5c8cc56f624d5e15210a71c6c40ca1b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.801976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040327/publication.md
observed 65f16fc09c58fb775c8733ca0c530104...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.783805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040327/publication.txt
observed 7bee09b06df3b1a46520af577c3a56d6...
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.