OpenTechnical

OT-2026-000032094

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three 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-2026-000032094) never changes.

Identity and time

Publication numberOT-2026-000032094 · never reused
Internal UUID01a0ae74-bad3-7a5b-9109-e76288bb5148 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032094
StatusPUBLIC

Content hashes

Canonical textb59647608c2cf725780d930c6892bd96aff31df27a66163327f33a86e6807763
Markdown1552757e8de96d844005c9c0771aa0d3a4dc0f872fef182e650bf4f5a2112136
PDF
Publication page634f2efbd6b1ac8629739e27147cc5c506e9f7c9c02db201a8a970a4d48b7a1c
Manifestc37d94bb9f713ad9dcff93aa16b87f3d6ee4c52b7a3d19525e4e21d77c8a30a9

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
SignatureTC/4YWDvSZK8ZG/GW+fXWE4ovU7NKJycOYz1776NdX3aEu1wW2H5y0Dre4wWrdZkRT2SNl/fCzQAuFxG/SG1Cw==
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

2026-09-17T11:35:31.179459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032094
observed 634f2efbd6b1ac8629739e27147cc5c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:31.160297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032094/manifest.json
observed c37d94bb9f713ad9dcff93aa16b87f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:31.143409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032094/publication.md
observed 1552757e8de96d844005c9c0771aa0d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:35:31.126132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032094/publication.txt
observed b59647608c2cf725780d930c6892bd96...
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.