OpenTechnical

OT-2026-000015519

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000015519) never changes.

Identity and time

Publication numberOT-2026-000015519 · never reused
Internal UUID01a0ae6d-ef4a-7dcb-bd46-b2643d6f4a08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015519
StatusPUBLIC

Content hashes

Canonical text14346fcd7f8586981658810844c5a4bfb6ddb71ba7d75bdeabc5005ef2961373
Markdown61ee58f9e65d79744249f917b07af04c7ee78795bacd1cb48f1d5f14936d58a7
PDF
Publication page5d8fb52c4a578f46ab255a29d85130606fb238519aea783d6e9c5b20f7368cc7
Manifest852ad32c1ca4bd6e956669c55d8b68dc4c87f3f83f5d9533601d464fe310774a

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
Signature2hfaGJ471Wkk3TmrY9LY8tsrQW++MgWqUOs4W3pvXwrrxoIkYry7OkCqnI1CGsnV/YxiLu1ivabNql0ofDnfAA==
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

2026-09-17T12:06:17.672583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015519
observed 5d8fb52c4a578f46ab255a29d8513060...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:17.652700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015519/manifest.json
observed 852ad32c1ca4bd6e956669c55d8b68dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:17.632455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015519/publication.md
observed 61ee58f9e65d79744249f917b07af04c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:17.613859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015519/publication.txt
observed 14346fcd7f8586981658810844c5a4bf...
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.