OpenTechnical

OT-2026-000024905

Publication integrity record

Single cup vacuum gripper, common isolation valve, 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-2026-000024905) never changes.

Identity and time

Publication numberOT-2026-000024905 · never reused
Internal UUID01a0ae71-2727-72b1-b9ef-08d02ee3f8df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024905
StatusPUBLIC

Content hashes

Canonical text1e8be61981a3c3957706681ef10f5f2938279b572beabea8ac6b36dca1b0fcc2
Markdownd4110ba8610c360170e497b9ced3c430d9970c3f3d98336734006fe64fc5f5d8
PDF
Publication page170d28c90697143277d30aa1f9d93f45f353ed1d9495b73bb0de9ddcb66da9e2
Manifest6bae517ba51bec654bbf6307795347e5b3398e1403138a6f23f452a2f5063bfb

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
Signature2f4ug07SFhCoD1VwWxL43A21jkzPNKYTYzeHzpstmoilJ7OLUTuzopGpDyYtN4LiF3GbWtMbPAlZV0MeoZY7Cg==
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

2026-09-17T11:48:14.302123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024905
observed 170d28c90697143277d30aa1f9d93f45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.281818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024905/manifest.json
observed 6bae517ba51bec654bbf6307795347e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.260651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024905/publication.md
observed d4110ba8610c360170e497b9ced3c430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.239009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024905/publication.txt
observed 1e8be61981a3c3957706681ef10f5f29...
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.