OpenTechnical

OT-2026-000032102

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000032102) never changes.

Identity and time

Publication numberOT-2026-000032102 · never reused
Internal UUID01a0ae74-f7a4-7adf-88c8-cd8ec05b074d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032102
StatusPUBLIC

Content hashes

Canonical text384cc469a38395297d468848afc53715474fbd166d34c30d29e63f61087b1aa4
Markdown6383c3db72d4249230580cfc1b2c53a8ed1ea327add6c034190b5c122a639159
PDF
Publication page5e1632d757245f582fb1fdd2c8da17e2ce7a1de19b574e43ebbabd7f26e3a1ed
Manifesta39ce5d6d4f6ceb689c7a6039d6dd4fb33d997c6d1e11a971e0b4ab66e28113f

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
SignatureJubiisExmDFnqwBZTTAJLXf0RwaPjNNV01rxHwoys4ZtCEm6H/sRRclyv3jM9LRt1rxqy1hO5roMWmEsFzCiDg==
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

2026-09-17T11:34:24.797137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032102
observed 5e1632d757245f582fb1fdd2c8da17e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:24.780243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032102/manifest.json
observed a39ce5d6d4f6ceb689c7a6039d6dd4fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:24.763106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032102/publication.md
observed 6383c3db72d4249230580cfc1b2c53a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:24.746182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032102/publication.txt
observed 384cc469a38395297d468848afc53715...
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.