OpenTechnical

OT-2026-000032394

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, 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-2026-000032394) never changes.

Identity and time

Publication numberOT-2026-000032394 · never reused
Internal UUID01a0ae75-106e-7faf-84c2-a8c03f52d4ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032394
StatusPUBLIC

Content hashes

Canonical text93c35681f35dc63c017eba9e9c6873064614bb6cc0bf47ba7f933bc8826932ad
Markdownb1f5fbd3d3c7322ce223145f7e167bec71ce3b1f187b58785a6e2bf32c8ce202
PDF
Publication page72f50b0fc38a63ea971e450475f2a2634a3fb423fe8b7beefcf6069772bfab8f
Manifest8b598c3092540366ade344f69316c0d03cf12ea9e3d12d73570307f4cfb9f3d8

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
SignatureToj/5kzzhaRqd2YL/6JX8H4k5e7lwpOk/Wih8jwVKlP3zCiM7AS5oy3GakmHJUeuGPOqD3i6qAED2dCCXzQ5AQ==
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

2026-09-17T11:33:48.301379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032394
observed 72f50b0fc38a63ea971e450475f2a263...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:48.283331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032394/manifest.json
observed 8b598c3092540366ade344f69316c0d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:48.267286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032394/publication.md
observed b1f5fbd3d3c7322ce223145f7e167bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:48.250656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032394/publication.txt
observed 93c35681f35dc63c017eba9e9c687306...
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.