OpenTechnical

OT-2026-000025242

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000025242) never changes.

Identity and time

Publication numberOT-2026-000025242 · never reused
Internal UUID01a0ae71-5fa6-768c-9635-a545e8d53e44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025242
StatusPUBLIC

Content hashes

Canonical texte370a8af42bdfc80f590286983cefb0f5795dec3e75d69a65952ad6cf28b24bb
Markdown63e3fab8f6fc6e4c9b282f92c446069e033f6a7f1f795c3d85334fb15aeac70e
PDF
Publication pagee87c7ff44a8f4e8aa5b18895f6adb8496b435b1e607b0ce0e874a5f3d19c9c38
Manifest94ef5deabba6bab9ce32db7defc397458bec4586e05f101040a3eb6c2afa25ad

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
SignaturenovSIeoRT7KVsLO9PtwAlIdi8OliGFCGltQn3vrDWJY9OwN9dwgL7zvhpo8sz0AbwcSFbX+WGlv41iIfrCU6Cg==
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

2026-09-17T11:47:15.006736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025242
observed e87c7ff44a8f4e8aa5b18895f6adb849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.989390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025242/manifest.json
observed 94ef5deabba6bab9ce32db7defc39745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.972644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025242/publication.md
observed 63e3fab8f6fc6e4c9b282f92c446069e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:14.956760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025242/publication.txt
observed e370a8af42bdfc80f590286983cefb0f...
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.