OpenTechnical

OT-2026-000045230

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000045230) never changes.

Identity and time

Publication numberOT-2026-000045230 · never reused
Internal UUID01a0ae7c-f76a-7b4b-a589-2060e5ec1fb0 · 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-2026-000045230
StatusPUBLIC

Content hashes

Canonical texta0fe6b9b179539b39dddcf21e91898837504f7a7e5c3b761dcf24aa15fae173d
Markdown9280ab19f1e82f35a9c542c404c7593ad4cc53f0fa6ed1984663e4766ed8addd
PDF
Publication pagef83d7bf1f364e8829bfd953e5cfa505e3192d5ac08d60748db757e1f44803367
Manifestad8566b8c58500849f0a48fb9a3b85a01bfb16bc26a5a1e8d539dd4b92060859

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
Signature0U0jIGCWsXbyB8WwEwjM2iB98Xk+5Ktb4/NU55tKvhirUdAfVZJNrUGFACkk92pXo7WU24TuYziqv6cWms0bCg==
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

2026-09-17T11:10:25.543572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045230
observed f83d7bf1f364e8829bfd953e5cfa505e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.524943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045230/manifest.json
observed ad8566b8c58500849f0a48fb9a3b85a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.508823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045230/publication.md
observed 9280ab19f1e82f35a9c542c404c7593a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.489901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045230/publication.txt
observed a0fe6b9b179539b39dddcf21e9189883...
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.