OpenTechnical

OT-2026-000049666

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000049666) never changes.

Identity and time

Publication numberOT-2026-000049666 · never reused
Internal UUID01a0ae81-8fee-7ad2-acf7-2fcaa5600ae7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:21.728203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049666
StatusPUBLIC

Content hashes

Canonical text27d027f203fee14e0e0a91100df3ea1a8c9e2e9fd6c6cadbdd9a4f883f8df0d8
Markdownf5dbc066b56df94e5ad0b90187b85bed459f2c5ac2842ecf8dea54c51ee97c31
PDF
Publication pagef47479868ee0e86062e3e97559782466f428b91675f7bc68233b88268cbfb499
Manifest7417574ab7fcaf040d72f856f280de68ea6f416d14ab4e0c97a3d32758a1d8da

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
SignatureLInbHG5ojpa86rhT7se1/e8EXAcrsWiGBbnYChOw4XEnJLJqijx3eLa/AxDmjmTikmkvrrzoZXNJHdSwjLoQAg==
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

2026-09-17T11:02:40.170263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049666
observed f47479868ee0e86062e3e97559782466...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:40.152435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049666/manifest.json
observed 7417574ab7fcaf040d72f856f280de68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:40.135107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049666/publication.md
observed f5dbc066b56df94e5ad0b90187b85bed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:40.117002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049666/publication.txt
observed 27d027f203fee14e0e0a91100df3ea1a...
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.