OpenTechnical

OT-2026-000097643

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, sustained 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-2026-000097643) never changes.

Identity and time

Publication numberOT-2026-000097643 · never reused
Internal UUID01a0aea1-92f2-75f7-8b11-4884c40f2ca7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097643
StatusPUBLIC

Content hashes

Canonical text51f002b427b5473894dacbfb41ac10b370cf68db1367de5d8e50ccae318a6aa0
Markdownb50f6088d0d7331370e6b5aed33dced5420e4d92d5edca24f10335e6cbd08347
PDF
Publication page5b40a7c2eb7d2d97f9b349a4fe70c1a8b8968a2b28ae950477ede76c57f17c4b
Manifest475eea5323483db00892db1bbac0930937925df5f460f7b460b4a168e51a7671

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
Signatured9Oz9QwIe6mwCFZ91rHeiDZwMDR6cVpo4EwW7n7UEX18ZUtc8W94o0LdjhDMzDb2iZmiy/lgvm/A8bovwDG/Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:32:39.392994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097643
observed 5b40a7c2eb7d2d97f9b349a4fe70c1a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.374392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097643/manifest.json
observed 475eea5323483db00892db1bbac09309...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.357424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097643/publication.md
observed b50f6088d0d7331370e6b5aed33dced5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:39.338738ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097643/publication.txt
observed 51f002b427b5473894dacbfb41ac10b3...
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.