OpenTechnical

OT-2026-000030225

Publication integrity record

Six cup vacuum gripper, six outlet manifold, single stage ejector, manifold 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-2026-000030225) never changes.

Identity and time

Publication numberOT-2026-000030225 · never reused
Internal UUID01a0ae73-e500-78de-88fe-3b3ab78aa247 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030225
StatusPUBLIC

Content hashes

Canonical texte6e8b31def502f523fa107ee29a1f846ccf2d159e3cdfa1ecbf03129b9306914
Markdowne0c747618abd9ad304a7fdcffedf801c72805944f684f951de92cd60c35e30d9
PDF
Publication page3b3cf94a6bb4a85f327293c0c8e841c4509bddb5c2396212334adca0ca4e0a3e
Manifestd97fe270115419649d97a408618a452c405c2be277bb79a58d808920357d55e0

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
SignatureU3CQELMOD84/ZLFk57+884KPB2zecyrZOtsKCCt0B1dL5N1BmPbyMw31szZHDzLIxCmZFNotapoMpJL3uhVcCw==
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

2026-09-17T11:40:36.127451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225
observed 3b3cf94a6bb4a85f327293c0c8e841c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.112472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225/manifest.json
observed d97fe270115419649d97a408618a452c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.097425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225/publication.md
observed e0c747618abd9ad304a7fdcffedf801c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:36.080849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225/publication.txt
observed e6e8b31def502f523fa107ee29a1f846...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.620016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225
observed 3b3cf94a6bb4a85f327293c0c8e841c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.599320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225/manifest.json
observed d97fe270115419649d97a408618a452c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.582473ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225/publication.md
observed e0c747618abd9ad304a7fdcffedf801c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:52.562752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030225/publication.txt
observed e6e8b31def502f523fa107ee29a1f846...
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.