OpenTechnical

OT-2026-000042197

Publication integrity record

Six cup vacuum gripper, six outlet manifold, three stage ejector, sustained blow-off after 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-2026-000042197) never changes.

Identity and time

Publication numberOT-2026-000042197 · never reused
Internal UUID01a0ae7a-5d72-7b25-b6e3-9d17bd4b98f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042197
StatusPUBLIC

Content hashes

Canonical text39049cbfbfdf425a95530614110aca5337e77cba8b55b975abfcbf91dc05cc47
Markdown5af6798c58712258600293b6c2324712df8218a8a06fecae647106e3fcd0977a
PDF
Publication page2b7c699528ce6e3600342c8534d94ac19f2cd6ba779b6fddaa0063cf62a542a3
Manifest5495f79b670b28e9501e0c962d7a856021a4b834e69ce2a3a6a959208f7aeb61

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
SignatureilFAf92vxBcH8oUCYA8w1zm5fkqEVrf5pqcNjy12qYENOqiABHAEeOs9rQNh1NLXO3UaUE2mipYsV+qOHc3AAw==
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

2026-09-17T11:15:51.769194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042197
observed 2b7c699528ce6e3600342c8534d94ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:51.751598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042197/manifest.json
observed 5495f79b670b28e9501e0c962d7a8560...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:51.733384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042197/publication.md
observed 5af6798c58712258600293b6c2324712...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:51.716065ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042197/publication.txt
observed 39049cbfbfdf425a95530614110aca53...
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.