OpenTechnical

OT-2026-000010041

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, vented after 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-2026-000010041) never changes.

Identity and time

Publication numberOT-2026-000010041 · never reused
Internal UUID01a0ae6b-cb79-79b2-8b9d-4256c9998116 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010041
StatusPUBLIC

Content hashes

Canonical text9105b2116deffa35480091dd656389ad02b5e9c1ce1b192a577836ece6023266
Markdown90654379a1a280a7527d417195b79f4c85a4b68436bc6e4b7a7c0aaf306c47e9
PDF
Publication pageb754038c41724ce1a10143a3d911d2b54c07ba9903537e38e2fab925f9fccc67
Manifest41221fa494f9f4873536732fc6536d89f3dfcea7b6edf0ad80b777e87e6615a9

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
SignaturegIGAo+IjC/um90ek7beYVIxOur+GYl2YpOjimGVfUWaFWKq5l7xbzh7RX4nrZsuXvzqc7qnO5mO4TqEHZ0QDDw==
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

2026-09-17T12:16:06.405420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010041
observed b754038c41724ce1a10143a3d911d2b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.386924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010041/manifest.json
observed 41221fa494f9f4873536732fc6536d89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.367665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010041/publication.md
observed 90654379a1a280a7527d417195b79f4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:06.347856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010041/publication.txt
observed 9105b2116deffa35480091dd656389ad...
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.