OpenTechnical

OT-2026-000038668

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

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-2026-000038668) never changes.

Identity and time

Publication numberOT-2026-000038668 · never reused
Internal UUID01a0ae78-769e-72f3-ac2b-716d3c0f6c96 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038668
StatusPUBLIC

Content hashes

Canonical text92a5267cd1dc88b33a4cd4bd9dfb2b8cf44030785c15141108ed6afc8a64258b
Markdowna827971d3c9c190f8b019893d0191674948c7a6d65a1cdae64c95a28c3e507a9
PDF
Publication pageaa46483263d6d9e36261c0291299bacc700a388aab701653f35dab048837c0dd
Manifest828bf53a4171f79cf46cba3fc34e4be417990bf6f78d90d1c79540ad3e232320

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
SignaturebU9+tyYjaSnK4jrB77cOuxwSZJriq0tF/vIquOfz54potFnpsJTBGFj4gpIJWGfyp9mG43Ixf8SpUynQol50Bg==
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

2026-09-17T11:21:07.912606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038668
observed aa46483263d6d9e36261c0291299bacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.896106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038668/manifest.json
observed 828bf53a4171f79cf46cba3fc34e4be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.875018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038668/publication.md
observed a827971d3c9c190f8b019893d0191674...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:07.857118ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038668/publication.txt
observed 92a5267cd1dc88b33a4cd4bd9dfb2b8c...
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.