OpenTechnical

OT-2026-000097375

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three 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-2026-000097375) never changes.

Identity and time

Publication numberOT-2026-000097375 · never reused
Internal UUID01a0aea1-01cb-7fb7-b439-de666c1837ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097375
StatusPUBLIC

Content hashes

Canonical textd220174dd77aa93b9305ed59aacc746a868911d947b17ae39260ba45fba32f4c
Markdown691408a8bc900525a72b20567be3b18e195ad8d75a56e73c8baad4b6bb2db8b5
PDF
Publication pagef61d26f6541cb9a9fe084f4beaee9e89675fd7a06372b752ced80dc306a7c78e
Manifestb5a86dee58ee7b9e902e2445dadd5836149f8e0a8604d5e35c821a7857241b58

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
Signaturejxh8ERas8cFdAQpk4Q0mxX83BqoZIZM4MIOWg6CMDPObUNPWHTmrXfAt7ZluGEwmPY0ALld1DPO7H7jeuG+TBg==
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

2026-09-17T09:33:39.251462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097375
observed f61d26f6541cb9a9fe084f4beaee9e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.232964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097375/manifest.json
observed b5a86dee58ee7b9e902e2445dadd5836...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.214469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097375/publication.md
observed 691408a8bc900525a72b20567be3b18e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:39.196679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097375/publication.txt
observed d220174dd77aa93b9305ed59aacc746a...
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.