OpenTechnical

OT-2026-000014176

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, 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-2026-000014176) never changes.

Identity and time

Publication numberOT-2026-000014176 · never reused
Internal UUID01a0ae6d-b279-7cbb-bf66-75d7b6dc4448 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014176
StatusPUBLIC

Content hashes

Canonical textbc134570b5ba2a7217753723cbd4a24ef237bbf7894fbbf9652e18fb6849d7ea
Markdown2c3f55f5825e72b1e10f89e237f8af3fa80ad3ba21dc67220f7158e7ffed9239
PDF
Publication pagecc81eb1dfc1020a6ce731a3fe15c8b83339ff9c069079fc2a7ffdfd9f6a01c20
Manifeste0375a9a884444c13fd146a3ed51602332a6512bf92a2c8dc5ee919646383929

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
SignaturejvLecBWKaxTRbJyVwxUHZgFyf6ePbdYN9nY37/srtDuitYZZyzUCz78f2v3jjyeZ22F2e2KaeVP80ur6DAGnDQ==
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

2026-09-17T12:07:16.101415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014176
observed cc81eb1dfc1020a6ce731a3fe15c8b83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.084242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014176/manifest.json
observed e0375a9a884444c13fd146a3ed516023...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.065929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014176/publication.md
observed 2c3f55f5825e72b1e10f89e237f8af3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:16.048026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014176/publication.txt
observed bc134570b5ba2a7217753723cbd4a24e...
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.