OpenTechnical

OT-2026-000032153

Publication integrity record

Two cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000032153) never changes.

Identity and time

Publication numberOT-2026-000032153 · never reused
Internal UUID01a0ae74-f7a5-7a89-b408-2bf1e3c6e28f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032153
StatusPUBLIC

Content hashes

Canonical text126b385103d2c6b8b2b81391f0bf1c9de5c0e21acb05e1eb658e47e34de277a6
Markdown91efeac74744476fcbdbe7db8f5cbaea2a196cd714976e02432c64c3c7e621c3
PDF
Publication pagea5b0ae4faaa885ca7a0b63066b887ad8b1ef8e63c1a67dfdc75e10d55289c5ee
Manifest809cee6e164538d28a143c5fd9c17f72cc7f96c2d1d633f7050d4879e2ac0e5c

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
SignaturemfLWs89jzTHT5W2/n5LLiNn4M5Yvj42xShWe6gbAEXBVpyeC5VhzqUCXIxFdYJ2OMRWoWG0kItZmX5QWD76SCg==
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

2026-09-17T11:34:28.604351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032153
observed a5b0ae4faaa885ca7a0b63066b887ad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:28.587363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032153/manifest.json
observed 809cee6e164538d28a143c5fd9c17f72...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:28.570836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032153/publication.md
observed 91efeac74744476fcbdbe7db8f5cbaea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:28.554105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032153/publication.txt
observed 126b385103d2c6b8b2b81391f0bf1c9d...
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.