OpenTechnical

OT-2026-000035693

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off 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-2026-000035693) never changes.

Identity and time

Publication numberOT-2026-000035693 · never reused
Internal UUID01a0ae76-b4c7-7197-9e49-adaff9d92f7c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035693
StatusPUBLIC

Content hashes

Canonical text8db8df587ede70ee1254d1014d726afd5ac204ca2756def1564a0d3ae4ae8b33
Markdown53a4a2e25e89948b5f044f014fbfeb533c3ec13ed46c3ff5de8bfbd820d01245
PDF
Publication page3bf6a791774149616e29be86084a399205689c67a0d55ff8a76e506324a74663
Manifest1f57bd2cf09c50d95172b24d593617401ecd04686336c34b68dcb6a9f9f04351

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/SOQbLsYuVVFKFHKzW0drINE+xCmhfWFjBB7zI7woFojMsd23fpWe2YX36VnoUmGkWrfbYxg0ynpALLG6SGsDA==
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

2026-09-17T11:27:16.279112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035693
observed 3bf6a791774149616e29be86084a3992...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:16.259334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035693/manifest.json
observed 1f57bd2cf09c50d95172b24d59361740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:16.238314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035693/publication.md
observed 53a4a2e25e89948b5f044f014fbfeb53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:16.219637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035693/publication.txt
observed 8db8df587ede70ee1254d1014d726afd...
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.