OpenTechnical

OT-2026-000025517

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000025517) never changes.

Identity and time

Publication numberOT-2026-000025517 · never reused
Internal UUID01a0ae71-5fa8-738c-badf-d3fbadb42271 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025517
StatusPUBLIC

Content hashes

Canonical textd267a94b3712351dcfbe8c94f580d38e58f8374f565923539a2389909082de5f
Markdownc5aa21eff3d51855cd2376557619bd4d06feb17a0e661d65efa7554c5c06e822
PDF
Publication page92ef79b3d1dac24f841391eb6ca697991f6f4f807af0a7f6b6f7b7d41c701751
Manifest410bc62d610d61b9de8f524b69f1fa712fbfe1f54d9f80f0911bc2e3f8e08909

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
SignatureklGlr3e1oYJYwEdPf7XLkH3hXEz77JwEc7hXqffaVKznh83qK7yCzvDUV7Do29sj9gjIubo1u/FM9p63hGjSCg==
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

2026-09-17T11:47:39.310187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025517
observed 92ef79b3d1dac24f841391eb6ca69799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:39.289263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025517/manifest.json
observed 410bc62d610d61b9de8f524b69f1fa71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:39.265257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025517/publication.md
observed c5aa21eff3d51855cd2376557619bd4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:39.243303ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025517/publication.txt
observed d267a94b3712351dcfbe8c94f580d38e...
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.