OpenTechnical

OT-2026-000017304

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000017304) never changes.

Identity and time

Publication numberOT-2026-000017304 · never reused
Internal UUID01a0ae6e-76c8-7023-b5ef-bf33eccab9fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017304
StatusPUBLIC

Content hashes

Canonical textcf0a2bd20cb6a04ee47f28392d0f6368bf16527b8cda226964724b7c1f9238bc
Markdownf78e6b96041bf248d03f0ece984aa620cf68aae8f67c750b28dd5b4576310085
PDF
Publication page1cc207ce2fbc4f25558ebeb13a30ebd6f3ef2e684be6664d1729a3d4f41be46b
Manifest5d93309676d9cea07bd1ddb29b5961c123f2202a6c40b9ea56cf4779d971c4c7

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
Signature9tJNkkjNXf62MpejFLNgquGMRirGTx8vGAaaE7K19oCSF9anS1yQxb13/dyBmRarjZkR6NCW0aw4fAcWJLrlDw==
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

2026-09-17T12:02:24.353036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017304
observed 1cc207ce2fbc4f25558ebeb13a30ebd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.335906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017304/manifest.json
observed 5d93309676d9cea07bd1ddb29b5961c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.319208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017304/publication.md
observed f78e6b96041bf248d03f0ece984aa620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:24.301931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017304/publication.txt
observed cf0a2bd20cb6a04ee47f28392d0f6368...
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.