OpenTechnical

OT-2026-000038207

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000038207) never changes.

Identity and time

Publication numberOT-2026-000038207 · never reused
Internal UUID01a0ae78-2d50-772c-b6fb-253102d8dbb3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038207
StatusPUBLIC

Content hashes

Canonical text26e00bab43793be5c93edf3518bfa60566cc31dc394b33665d8803843ff01b38
Markdownd8663e6d2b44505a06e27483e1abb9945572c97cd70efe15e2ef5eb21cb36c1d
PDF
Publication page3f232cbc0b8b917f24e41f0f54fb2f7354dc006b290f9bea4f2b993da01d95f4
Manifestbd5b99f48052ddb2c8829130764e1c370f47ee92a3233c3613ba9aef019c25c4

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
SignaturewpYZvzpj4CilYECDUW+pNaRGhgG5GHfEh5RfJV1fek8n8Z+GvXW0rjZgcOxH3o3Y50XHpy+TWYWTrteJrBXgCA==
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

2026-09-17T11:22:20.617605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038207
observed 3f232cbc0b8b917f24e41f0f54fb2f73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.598772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038207/manifest.json
observed bd5b99f48052ddb2c8829130764e1c37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.580703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038207/publication.md
observed d8663e6d2b44505a06e27483e1abb994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:20.562434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038207/publication.txt
observed 26e00bab43793be5c93edf3518bfa605...
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.