OpenTechnical

OT-2026-000045970

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000045970) never changes.

Identity and time

Publication numberOT-2026-000045970 · never reused
Internal UUID01a0ae7d-8f89-7da9-b43f-39629d7b0ccf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045970
StatusPUBLIC

Content hashes

Canonical text31fb7a16e6b6baa82d8739d944b37885f2faebad63b68b03bcaa5bf965f5b647
Markdown438c2101b5cfa649fe2ff5540f4ec42fec3c04b749d58f314e2202406240f471
PDF
Publication paged0d7a0402dc5d572c04c8373581d95eec6cd7bae31de4c792eff1fd8abe37fd6
Manifest53aaae2854520a28e5b3b63369893a216e08a832f336a58537421ab5ca649fee

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
Signature9nq2aLT8nS5VmoC9y2cyxzbn2Kg56Y9pF5fHHa3q3G+5/U4WupDrHJac8XMOvaBFjWkuNAboVQN263Bc9u4AAA==
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

2026-09-17T11:09:57.619544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045970
observed d0d7a0402dc5d572c04c8373581d95ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:57.598928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045970/manifest.json
observed 53aaae2854520a28e5b3b63369893a21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:57.575108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045970/publication.md
observed 438c2101b5cfa649fe2ff5540f4ec42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:57.485002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045970/publication.txt
observed 31fb7a16e6b6baa82d8739d944b37885...
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.