OpenTechnical

OT-2026-000045162

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000045162) never changes.

Identity and time

Publication numberOT-2026-000045162 · never reused
Internal UUID01a0ae7c-f769-7171-be07-364d6c58facf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045162
StatusPUBLIC

Content hashes

Canonical textcfa28ad661f86d4973b0e3db57d8a801a91ae1a81632f1c6d2ae0da98474acf4
Markdownfa2aff41ee2763f558ea03fc8275cdd72353e569bc8e78b951ba4ab431388a78
PDF
Publication pagee99f4396204799f6270716fa6d09c1bebabf970f6cddd76481e1667e9d7d6da6
Manifestef45a23b0d9215cd0971199b402cfd2fe6759128f6d8b8fae72b28ec0d08ee61

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
SignatureT6UeSP3e5ePmKLssCRrvO6je7wtMAKgIncQltoxANVJuAtyiQhH5dU1e/eCvtEfYJXqv4/yiv68q7+LMMQoFCg==
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

2026-09-17T11:10:19.339095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045162
observed e99f4396204799f6270716fa6d09c1be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.320107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045162/manifest.json
observed ef45a23b0d9215cd0971199b402cfd2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.301567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045162/publication.md
observed fa2aff41ee2763f558ea03fc8275cdd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:19.280282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045162/publication.txt
observed cfa28ad661f86d4973b0e3db57d8a801...
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.