OpenTechnical

OT-2026-000041202

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, two stage ejector, sustained 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-2026-000041202) never changes.

Identity and time

Publication numberOT-2026-000041202 · never reused
Internal UUID01a0ae79-b143-7815-8302-0734c575ea02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041202
StatusPUBLIC

Content hashes

Canonical texte153371a83531a5124805544434469cd46bc937c117d32e72c9bb9a770751a8e
Markdown9e7735b6dd7ff698533ab9b5bbd9de6f4025c367d63374347ca8b1fe30e19d1a
PDF
Publication pageeb774ba2f9cffeb90cc7501c1c543f6439bf6c6239aa1172dfc7aaad06accd00
Manifest508e2790f01efbc185d0d47e4171e2b5ef124f2b649267782182bb2b3788f360

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/44QSA+jll5GFKbgxpajB2BMRcZUDxv+SUR9GmEPjTKHibYPidUZxWmh4xPN9HouGCJjCtArfHqynIYF+DehAg==
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

2026-09-17T11:17:09.533113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041202
observed eb774ba2f9cffeb90cc7501c1c543f64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:09.515281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041202/manifest.json
observed 508e2790f01efbc185d0d47e4171e2b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:09.497587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041202/publication.md
observed 9e7735b6dd7ff698533ab9b5bbd9de6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:09.478941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041202/publication.txt
observed e153371a83531a5124805544434469cd...
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.