OpenTechnical

OT-2026-000041033

Publication integrity record

Six cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000041033) never changes.

Identity and time

Publication numberOT-2026-000041033 · never reused
Internal UUID01a0ae79-b10e-76db-a4c3-a5ac6579ce4a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041033
StatusPUBLIC

Content hashes

Canonical text9063458e7979f109afce7ff7ccfb20d0c549e303d3019986f13b309f10856c96
Markdown3fcffa1787884e38ebc0c8e59f0ec157d625bd2aa9c2e0333075f23f64155f2b
PDF
Publication page1fe3bb964d7c2f478b6129b1faa3486522a48ee75807a34945776353cc0bf071
Manifest42015a706dccdb04af3567f61557062596dc28f6e2d981899fc475c4dbae9fa3

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
SignatureKlWZc0M/Nschfrnt3xKN8Ix3RzG7pf7gwodBG6sNWSe9YZ++Zl9qExfX0jd9+03DFxZJ5pfgyIkGpXileXuPCw==
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

2026-09-17T11:16:56.558655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041033
observed 1fe3bb964d7c2f478b6129b1faa34865...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.541319ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041033/manifest.json
observed 42015a706dccdb04af3567f615570625...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.524386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041033/publication.md
observed 3fcffa1787884e38ebc0c8e59f0ec157...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:56.507979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041033/publication.txt
observed 9063458e7979f109afce7ff7ccfb20d0...
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.