OpenTechnical

OT-2026-000032858

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, pulsed 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-2026-000032858) never changes.

Identity and time

Publication numberOT-2026-000032858 · never reused
Internal UUID01a0ae75-4842-758a-af5a-3bca8de9023d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032858
StatusPUBLIC

Content hashes

Canonical textcd0548c0902122b8168014ac2677b00e16e14003b3a535a243fc2fd5224e582f
Markdowndfca5f123c43d1f3cb3f7a9049522a72995e277604d961408bc4d0c8d81f654f
PDF
Publication page6c15ee7b767d9fcd3d5cc92ebb0a449d80840138e5c94c49540479a95d3507ad
Manifestc2d3872516fc7dc2d4414de1274e9a5d228ab6eedfa618a141b846095762bbb4

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
SignatureOeQb/61Rc4QCGorVTqR8pmJ6V/LTEusiwbqgswVCi0LpaQ1ngWrgJD3VmsOXDCQW2mVXjvYIDMyk562SbHx5AQ==
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

2026-09-17T11:32:19.423297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032858
observed 6c15ee7b767d9fcd3d5cc92ebb0a449d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.406988ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032858/manifest.json
observed c2d3872516fc7dc2d4414de1274e9a5d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.388603ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032858/publication.md
observed dfca5f123c43d1f3cb3f7a9049522a72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:19.368506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032858/publication.txt
observed cd0548c0902122b8168014ac2677b00e...
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.