OpenTechnical

OT-2026-000010426

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented 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-2026-000010426) never changes.

Identity and time

Publication numberOT-2026-000010426 · never reused
Internal UUID01a0ae6c-0ee6-715f-968a-cb61c9df1b60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010426
StatusPUBLIC

Content hashes

Canonical text860cd40009dd397e5f86def22e42e9388834055039b673ba36739bbf3a4ecf74
Markdown2afd270271723562ef3e0337c37231ae1449900c3d5eebc164377e64e682319b
PDF
Publication pagee306d337bb42ef5476476d5114b6b99f9acbeb26194e277b6a56aac97bdbdd83
Manifest29c9e70f4e68ef74631f44b95b6da04e1ca5401319edba228ef599d74b40e5ec

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
SignaturejcOQluPDPw2Q9kQEpwmYH7tuLlnOFtut9EUunqpfyc9jfYYC/05bHpKEP/VqIfHicgTNgJF7OazsgCgr/zQ3Dg==
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

2026-09-17T12:14:33.235242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010426
observed e306d337bb42ef5476476d5114b6b99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.214138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010426/manifest.json
observed 29c9e70f4e68ef74631f44b95b6da04e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.194254ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010426/publication.md
observed 2afd270271723562ef3e0337c37231ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:33.174377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010426/publication.txt
observed 860cd40009dd397e5f86def22e42e938...
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.