OpenTechnical

OT-2026-000070445

Publication integrity record

Foam pad vacuum gripper, four zone face, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000070445) never changes.

Identity and time

Publication numberOT-2026-000070445 · never reused
Internal UUID01a0ae91-545f-7185-9629-d80be472132b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070445
StatusPUBLIC

Content hashes

Canonical text8123df8cf7227394a11f250ee818e31495dced67a793748b99a0c23a60a65ce2
Markdown0303a095fb8e17b2f85c2761e2d1d30146fd7d8257997ff2409c02f134fbf065
PDF
Publication page0dedddb1ea57eb4829f5790f92f918fb640c789173f06aaf71c6d202c66103dd
Manifestae94cef1db87d68b541369c31baf0afc91b9ca94a7b18a0f6551d9e04a9067ce

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
Signaturek6YTFjHdBi2WX1Rmw+7lXmW26suYuv6GJR/+2IOSLclz83R+95uy4quKCVmkzh/d0UlQVy7lLj3K1wvFBldBDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:16.044561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070445
observed 0dedddb1ea57eb4829f5790f92f918fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.027449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070445/manifest.json
observed ae94cef1db87d68b541369c31baf0afc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:16.009504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070445/publication.md
observed 0303a095fb8e17b2f85c2761e2d1d301...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:15.993140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070445/publication.txt
observed 8123df8cf7227394a11f250ee818e314...
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.