OpenTechnical

OT-2026-000096989

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, 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-2026-000096989) never changes.

Identity and time

Publication numberOT-2026-000096989 · never reused
Internal UUID01a0aea1-01c8-736c-9e0f-f4b1d8548369 · 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-2026-000096989
StatusPUBLIC

Content hashes

Canonical textf38a6b8f0860ec63d213fc7e82b6b631dc03d9713ccb9a19eb9073ce479ade53
Markdown16c3cebf23160913df6565db44db10ff36ff702492a3cfdd54a4b6623659b1e2
PDF
Publication paged93108a654d7332ada8b3f6fe39bae87929905f0c85315d1ab3304f25a10daf5
Manifest55357c5f1801c5836d330fe3bce80a8d650cf10f4b57e7f6adf6e5fe42c44fd9

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
Signaturedt95dSmno3nioqjaOwrlohnnxc6a2wyQX30XhHWAdTdiPZ8WqwIuJNFM9UsBS4m6v8TAEbXHMhnQiZofwFzjCg==
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

2026-09-17T09:10:25.609698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096989
observed d93108a654d7332ada8b3f6fe39bae87...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.588131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096989/manifest.json
observed 55357c5f1801c5836d330fe3bce80a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.444032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096989/publication.md
observed 16c3cebf23160913df6565db44db10ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:25.422213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096989/publication.txt
observed f38a6b8f0860ec63d213fc7e82b6b631...
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.