OpenTechnical

OT-2026-000012240

Publication integrity record

Three bellows cup vacuum gripper, three 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-2026-000012240) never changes.

Identity and time

Publication numberOT-2026-000012240 · never reused
Internal UUID01a0ae6d-39f5-745c-a9d0-6f230d2d9a5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012240
StatusPUBLIC

Content hashes

Canonical text6c48f6ee993b871a6921897b7201594abf20a75dd296b7470e0dec992a85c512
Markdown10305ee9d3d85b2eda49c956fd860d1e2912541f44f3d7ba0e2a6b1f17604a46
PDF
Publication pageb450e1166edca2159c9d8e244e8b3ce1aef3e040e561bf8b04ecc5b5c85a1f49
Manifesteeb0e0647e8840f4aaa708104ede5ab93405dd2c4ccd5014a950c9f1481715e8

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
SignatureJk65V3W9uQ+gcDsauEjqwsGsgAF++H09bI0o0e8UjAy4saehhtaOxtEcDfHwIg34qd5qUT1Ra93/2rDUJybzBw==
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

2026-09-17T12:11:10.009179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012240
observed b450e1166edca2159c9d8e244e8b3ce1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.990415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012240/manifest.json
observed eeb0e0647e8840f4aaa708104ede5ab9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.969383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012240/publication.md
observed 10305ee9d3d85b2eda49c956fd860d1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:09.952124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012240/publication.txt
observed 6c48f6ee993b871a6921897b7201594a...
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.