OpenTechnical

OT-2026-000093799

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, supply line 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-2026-000093799) never changes.

Identity and time

Publication numberOT-2026-000093799 · never reused
Internal UUID01a0ae9e-508c-789e-8c24-2ff95f5441e0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093799
StatusPUBLIC

Content hashes

Canonical text4f57fc6e6bdec9bcf87e8efac8c3fa7f3c4eef80e7dc393a0ad50464cde14df2
Markdownbaeb8f07b9e4cde56becab7ad90b779bf4d9ac156a3778ff9b554b754229a4e9
PDF
Publication pageb190568c6bc32a9d3a169eb1ba26bf7ddaf9fb5c7cf94249d50913f76d862f50
Manifest6cb5f3cb14557d681876b4ac52322314a3f382f73178914b9de8926f770b59d5

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
SignatureZMmesxk5IIuOQbZ38wFDon3sxsT1RJdhB1lOudXBXR+wAh1MG2aFcFdAxkBHuq3YqdWtcxchH/H3CZsoDw9eDg==
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

2026-09-17T09:39:54.255151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093799
observed b190568c6bc32a9d3a169eb1ba26bf7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.236932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093799/manifest.json
observed 6cb5f3cb14557d681876b4ac52322314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.219563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093799/publication.md
observed baeb8f07b9e4cde56becab7ad90b779b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:54.198783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093799/publication.txt
observed 4f57fc6e6bdec9bcf87e8efac8c3fa7f...
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.