OpenTechnical

OT-2026-000015610

Publication integrity record

Four pad foam vacuum gripper, four 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-2026-000015610) never changes.

Identity and time

Publication numberOT-2026-000015610 · never reused
Internal UUID01a0ae6e-0c4a-7abc-8cc2-b18bce2a4028 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015610
StatusPUBLIC

Content hashes

Canonical textb345cd0cc97caba96056c623abb938e4849a2840b9cb61629137599359a665fe
Markdown9c0beac43e20123159d10b437f361de7fc9987561fb5f0696c032110137d31c5
PDF
Publication page95ff6c9d6c3a67cc4bf8aa08b23671d394f3665c335109e26c9ad71cd7fdac15
Manifest7b108e02dd607070f42da492be04db665420192dca97fd8e6c2184b5922305e7

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
SignaturePO40kF1fCoe/u6Gu0AcqOmHlBJNWKCFsbRiOf9UTPkHYxbXfzlMyjokiE/+9a/vh0QweRMRgld1y7IKY9mQbDQ==
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

2026-09-17T12:04:51.385121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015610
observed 95ff6c9d6c3a67cc4bf8aa08b23671d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.368292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015610/manifest.json
observed 7b108e02dd607070f42da492be04db66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.349551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015610/publication.md
observed 9c0beac43e20123159d10b437f361de7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:51.330360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015610/publication.txt
observed b345cd0cc97caba96056c623abb938e4...
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.