OpenTechnical

OT-2026-000040416

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000040416) never changes.

Identity and time

Publication numberOT-2026-000040416 · never reused
Internal UUID01a0ae79-2701-78e9-a740-052d2b674179 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040416
StatusPUBLIC

Content hashes

Canonical text1cff1e528cd1bfa1b99f4fba303fa04bde896ec2307ace052eba82d2fbcc3271
Markdown3463a19394cdbbc722babbc93b15731b0d2bd629cd7ffe8744047cd0b272dba4
PDF
Publication page5e70067b8a27b60a962e2127ba8603bb84f5ad50adbfbf44bc4ca1efa42559cd
Manifest997ca2edc2732468975af8d05c5537f319196dada044743ca42fef5083f0d0ce

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
SignatureIltWP/29E0gzk+YiPKoRKxwapYxd4mMr+X9WBnmISrByG6jGfSeO/r68TXdv52hxG2FUIAEVXDoq8/NRbbyQDA==
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

2026-09-17T11:19:27.271794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040416
observed 5e70067b8a27b60a962e2127ba8603bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.253274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040416/manifest.json
observed 997ca2edc2732468975af8d05c5537f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.236161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040416/publication.md
observed 3463a19394cdbbc722babbc93b15731b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:27.215906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040416/publication.txt
observed 1cff1e528cd1bfa1b99f4fba303fa04b...
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.