OpenTechnical

OT-2026-000034390

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000034390) never changes.

Identity and time

Publication numberOT-2026-000034390 · never reused
Internal UUID01a0ae75-df0e-73f4-8631-9efa281e7dd3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034390
StatusPUBLIC

Content hashes

Canonical texta21e0db00042a62ed3d8b4df4a53883bbef48a10a266ac259b746aadbf0ae012
Markdown7aabea4d2f3afe73e858de58bcfa47c426849e72d5243d717a6d90d9a32d88bb
PDF
Publication pageafd7e646705bc860afd49a06fd014dde5acc122ceb8cfdc96141ebc46c08a621
Manifest6eeebc43ae3fb77be0f00741e0cf7e6683e454eced17656826db586bf8b521f3

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
Signaturemi9xE11QFmZ208sbLkgP1uAHvFiJ3a3MuJSKVra6w+GqMv7DHHyhwfxT34dYQT5e22+BRjQe7UFov5GzpWrmAw==
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

2026-09-17T11:31:06.251411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034390
observed afd7e646705bc860afd49a06fd014dde...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.233235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034390/manifest.json
observed 6eeebc43ae3fb77be0f00741e0cf7e66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.216151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034390/publication.md
observed 7aabea4d2f3afe73e858de58bcfa47c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.198271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034390/publication.txt
observed a21e0db00042a62ed3d8b4df4a53883b...
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.