OpenTechnical

OT-2026-000025845

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000025845) never changes.

Identity and time

Publication numberOT-2026-000025845 · never reused
Internal UUID01a0ae71-a83e-74b5-b289-1c4dfb546514 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025845
StatusPUBLIC

Content hashes

Canonical texte4ad335ae49f972ef07c2c739edf8da5c18daf085ababd8791beefb8e0fd9315
Markdowndb6c16c8b9b27629a101db2b7d30d587886b34f56bbcc83bdac4565d5475c61c
PDF
Publication page5f190b93e4ef57b8c383f968c5809e7ed317da5fb6a44a5a671d48e6eb1cbbb8
Manifeste6ede360a62c064e5d128d1536ec58ec7fa97593776ef4c0db1d739fb642f502

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
SignaturezW+7tYXLJlxf6w0Zo/wy7YoaPlrcQJbsAPRie5SzcIjK7bj/UG5NuT5O/SO/l07w7dC0eU1sXhvKbHpXeXixDw==
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

2026-09-17T11:46:04.404688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025845
observed 5f190b93e4ef57b8c383f968c5809e7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.387548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025845/manifest.json
observed e6ede360a62c064e5d128d1536ec58ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.369884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025845/publication.md
observed db6c16c8b9b27629a101db2b7d30d587...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:04.351448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025845/publication.txt
observed e4ad335ae49f972ef07c2c739edf8da5...
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.