OpenTechnical

OT-2026-000032390

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single 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-2026-000032390) never changes.

Identity and time

Publication numberOT-2026-000032390 · never reused
Internal UUID01a0ae75-106e-751f-91da-521e33f66440 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032390
StatusPUBLIC

Content hashes

Canonical text2207b3050fdaab89090519b095d75f43e31301c2c030fde69606eab730823dde
Markdownf9b1a3772bafe4b933b45cf89571f4eb1fb558c78c32c0096a7f3398c97f56dc
PDF
Publication pageecfe23310ccce10cb215bd49bdb432cbf2a8b56b17d9bdcb3b12927015e32786
Manifest5ade9182e04f58d9b2ed64cfc1512279c7b5c4c478f6c173803aa4e86682efa0

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
SignatureJHzPj89cHgyrabNOHZ7atlid38fyB2CoB8XEKaq9aVxh/xaV0YD+QyTYVGwpVSfiTLP2272m1ZHV6t3YUXYtCQ==
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

2026-09-17T11:33:47.990294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032390
observed ecfe23310ccce10cb215bd49bdb432cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.974022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032390/manifest.json
observed 5ade9182e04f58d9b2ed64cfc1512279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.957647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032390/publication.md
observed f9b1a3772bafe4b933b45cf89571f4eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.939040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032390/publication.txt
observed 2207b3050fdaab89090519b095d75f43...
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.