OpenTechnical

OT-2026-000032792

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000032792) never changes.

Identity and time

Publication numberOT-2026-000032792 · never reused
Internal UUID01a0ae75-4841-7f72-bacf-877b7035ba81 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032792
StatusPUBLIC

Content hashes

Canonical texta0412b5e1dc9eb0ffc8c61b2e9a231adb62bf96995a1f50c675a2a492ad6a90c
Markdown9072c160886f1416d17f11ef4665155b7c1e3cab95ae7a2543eb14e4c859dad4
PDF
Publication pagecccf1998c2f0df83f5eba538b6bb5469ab0c4e07826c7f81c780fe84f03265d4
Manifestd84ace404cd4e7029d6cd0c143b612ca798e4c82e5235efc27fd052565c55ea8

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
SignaturelpabUdkE75qyEnAYsercccaqTGRT2a39chIVk3+vd4XZPLI/O0uWXM3257mc3Pt+LnSM44YfRJqAruNL3NqYCA==
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

2026-09-17T11:32:14.206332ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032792
observed cccf1998c2f0df83f5eba538b6bb5469...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.186829ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032792/manifest.json
observed d84ace404cd4e7029d6cd0c143b612ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.167492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032792/publication.md
observed 9072c160886f1416d17f11ef4665155b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.151592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032792/publication.txt
observed a0412b5e1dc9eb0ffc8c61b2e9a231ad...
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.