OpenTechnical

OT-2026-000014754

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, pulsed 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-2026-000014754) never changes.

Identity and time

Publication numberOT-2026-000014754 · never reused
Internal UUID01a0ae6d-d093-773f-b994-0d190684614e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014754
StatusPUBLIC

Content hashes

Canonical textd94e5ad08cf1e5e3c86225d3151442700c4672b93edc4359d8b0008ed289f77f
Markdowncb4ccc717e2281380a5217fd0a80ad6ea37b97d38c3a354fc3629e4e32795871
PDF
Publication page8efc74eb03387661c9cba147f7b01ff2bd9119c780d35b0482177732f25a00a8
Manifestef0121c535efa1cadbfb489911804a658bab9e56ba5877dd5a5e598793806e79

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
SignatureSHbCtFM1ZyhItsuDqqt4v3XXSHqH33YuIIPeRDpsk1UvbifUyR9xmzj0vygG+/kBTsEAQysTpnMncysPXFEOAA==
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

2026-09-17T12:06:38.172068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014754
observed 8efc74eb03387661c9cba147f7b01ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.153679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014754/manifest.json
observed ef0121c535efa1cadbfb489911804a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.136397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014754/publication.md
observed cb4ccc717e2281380a5217fd0a80ad6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:38.117350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014754/publication.txt
observed d94e5ad08cf1e5e3c86225d315144270...
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.