OpenTechnical

OT-2026-000011102

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, vented after 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-2026-000011102) never changes.

Identity and time

Publication numberOT-2026-000011102 · never reused
Internal UUID01a0ae6c-540f-7ec4-8f9e-b3ab152aee0c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011102
StatusPUBLIC

Content hashes

Canonical textc6ba48f054966119bde516938c63256219c30635763fe0255753a6b0326eae75
Markdown010d7b6c5e6ff0271ace32a98d44fa3e8b00bc6bd8702fa24d80772512973bcb
PDF
Publication page85a9b169c7e0b266132b20a55cf4618815de76940f1a8ee77ed65ce8f3cb82dc
Manifest9f44c07a43a985c9f4dfe4180d1c36015c90149ba0194c79bfb3266b26b95ec7

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
SignatureHvgGrpXwjvY9zsG//3S6hCS45cdfQdkBcOUkvkPEGJ2wpHGMbBqUIDJsAkNS7HYod4PDnFQY64P9OrVr+T/WCA==
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

2026-09-17T12:13:56.908785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011102
observed 85a9b169c7e0b266132b20a55cf46188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:56.890686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011102/manifest.json
observed 9f44c07a43a985c9f4dfe4180d1c3601...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:56.871222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011102/publication.md
observed 010d7b6c5e6ff0271ace32a98d44fa3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:56.852163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011102/publication.txt
observed c6ba48f054966119bde516938c632562...
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.