OpenTechnical

OT-2026-000024255

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, pulsed 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-2026-000024255) never changes.

Identity and time

Publication numberOT-2026-000024255 · never reused
Internal UUID01a0ae70-e8c8-7c0d-b338-08606f8d8aed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024255
StatusPUBLIC

Content hashes

Canonical text30c31cba4e2d8e89238efb2d3da2c481c7975c34283d10be9a6f8b1bca1e2852
Markdown2e8b68feb4a2a0d19c0172c5cce8423090aee8115daeba2d02c5d7af5e8ef324
PDF
Publication pageed43f51ea6877138e6cc127a2fe4af3b5407b4c50ebfcca49eeed4c953413e19
Manifestbe9acd885e579cbab4db19124dbab5c8289e4eeebacf5bc75447d2abbb0927fa

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
Signature/ClvtFJlpDN3L+rObSJTEpbjLXIF8ZOglFsdW5ISJ3zwMUVPNrenjmJGNjRgi02iaH1WZzvCX8272hyJjiIdAA==
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

2026-09-17T11:48:44.028778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024255
observed ed43f51ea6877138e6cc127a2fe4af3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:44.012030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024255/manifest.json
observed be9acd885e579cbab4db19124dbab5c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:43.994269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024255/publication.md
observed 2e8b68feb4a2a0d19c0172c5cce84230...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:43.975963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024255/publication.txt
observed 30c31cba4e2d8e89238efb2d3da2c481...
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.