OpenTechnical

OT-2026-000046449

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

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-2026-000046449) never changes.

Identity and time

Publication numberOT-2026-000046449 · never reused
Internal UUID01a0ae7e-57dc-7326-a877-0085874525f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046449
StatusPUBLIC

Content hashes

Canonical textd61bd5e1fb719c1db5d13c8ee95d9cfdf999ac55efbf19b90c73318b623a9e07
Markdown3c2c0ab7e6f98fb846a4db470e3679cf0ce2a60588b06d2d6a2818005c2cac23
PDF
Publication pagef6fa08dfd00f7100ec0ce3ace1918c9579d983e3756cb0cbce461ffe8782d6a7
Manifest62002f37f9fa92b86e91213abe883d3337f7bac2cbd87a8fd0b3b9cfdc644207

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
SignaturehqPFHQggYc4HLteeoMqF8vBUfwv9Oj5W9KSzTvERI0hn0Sx7E/SpCSPU1LuIwLpKvkB2X8rODYGFUgS8ifjWCg==
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

2026-09-17T11:08:28.312689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046449
observed f6fa08dfd00f7100ec0ce3ace1918c95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.266745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046449/manifest.json
observed 62002f37f9fa92b86e91213abe883d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.248311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046449/publication.md
observed 3c2c0ab7e6f98fb846a4db470e3679cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:28.202757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046449/publication.txt
observed d61bd5e1fb719c1db5d13c8ee95d9cfd...
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.