OpenTechnical

OT-2026-000064120

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000064120) never changes.

Identity and time

Publication numberOT-2026-000064120 · never reused
Internal UUID01a0ae8d-a45f-794f-bd63-689647a81c54 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064120
StatusPUBLIC

Content hashes

Canonical text68a0f704c15473a376ff877c172b26029ee93d0bfad106c5e09ad26c95c71224
Markdownaaf8ccbb702065c727bc7811616f0a8eacada3f39f4ecb8b34ad91a23239c546
PDF
Publication pagef0624441685fcd3fd05ac016ac7845484786c4d65b11cc9dfcaa2fe83cee3ca7
Manifesta90533e12954d3c745e22d8ca538e6b8f25a3d8750ab4cca875883f402fedd6f

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
SignaturexWJSKpnO1nHh+p0yhVn5i03EZWkYTD66NIaBfgqDL40OIUVAS2qBQoo+oD0y2tQi2cVmAdW2M7q+NqoPc03sAw==
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

2026-09-17T10:36:07.036797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064120
observed f0624441685fcd3fd05ac016ac784548...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:07.014500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064120/manifest.json
observed a90533e12954d3c745e22d8ca538e6b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.996588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064120/publication.md
observed aaf8ccbb702065c727bc7811616f0a8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:06.979211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064120/publication.txt
observed 68a0f704c15473a376ff877c172b2602...
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.