OpenTechnical

OT-2026-000047700

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000047700) never changes.

Identity and time

Publication numberOT-2026-000047700 · never reused
Internal UUID01a0ae7f-c41f-7d4c-a5c1-be5017d35f50 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047700
StatusPUBLIC

Content hashes

Canonical text19790cbffb51d2d88c86d963336db2f86b99e375a38be1346f2ea5ffffc4bf62
Markdown8918f33994288bb2793cd4a34f11bf8a56c67501914e27daf8d61ec1bff904ac
PDF
Publication pagef8ccd50679944d7fb496790b8d5746b40a4c8afebd88a0bbbae6d8f4e49194bd
Manifeste302cd31e06d6a7504296265d7b5e24c9dac368938b686fd2de325f16271f44d

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
Signature8Qv52+3jRdS9KX5OHKDiu6k6ItNcsnufXHBvO12hmDy+Ww6xdmf0aPkNRMDpOJD8015fjhyvUvPIHgTVpK/WDA==
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

2026-09-17T11:05:33.416953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047700
observed f8ccd50679944d7fb496790b8d5746b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.394997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047700/manifest.json
observed e302cd31e06d6a7504296265d7b5e24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.367220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047700/publication.md
observed 8918f33994288bb2793cd4a34f11bf8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:05:33.348124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047700/publication.txt
observed 19790cbffb51d2d88c86d963336db2f8...
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.