OpenTechnical

OT-2026-000045310

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000045310) never changes.

Identity and time

Publication numberOT-2026-000045310 · never reused
Internal UUID01a0ae7c-f76b-75a8-97dc-d5e503b84c2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045310
StatusPUBLIC

Content hashes

Canonical textd60b573ddfc3820e55c7d2bc29c7b28726f7ca100e3d4bb3ba418a8704ed6777
Markdown26d759e56d28a99d5f04d96961abed4731ff536aeb4f56695751d18c25c219fa
PDF
Publication page85dbb68fea6932f19ec31794f96243ffe1cd8d55dc2336ad7ea9513d9d7bb11d
Manifestbe59546fbf89d89092cc8e73b6f2df3ee20a8e9f8c8fe84de683f8d90f448a48

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
SignatureydBx5+2LbjlxLjBUMRmWbcZ15FM1DqXztyT04LYDP2Z3Mt73iIBR2kXk01OQiEHqxvJM99FBEKxnMtV06RpRBw==
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

2026-09-17T11:10:33.508075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045310
observed 85dbb68fea6932f19ec31794f96243ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.486971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045310/manifest.json
observed be59546fbf89d89092cc8e73b6f2df3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.467119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045310/publication.md
observed 26d759e56d28a99d5f04d96961abed47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:33.444816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045310/publication.txt
observed d60b573ddfc3820e55c7d2bc29c7b287...
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.