OpenTechnical

OT-2026-000045850

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000045850) never changes.

Identity and time

Publication numberOT-2026-000045850 · never reused
Internal UUID01a0ae7d-8f06-76dd-978e-8c9d6b91aeaa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045850
StatusPUBLIC

Content hashes

Canonical text7b293ad2ccbf31df8307cf7d5fd2ff945ab3e8bd5cbd720abfa3cdcef2b16d9a
Markdown734fdb89b9d685626407c86b1e816218dd52c4681b4ecd4e7c5990e49d903176
PDF
Publication page4aa77786c75f794ec9c33bf7f4d8d3626fb85f2b3d1e21cd8c234345a8b6ca61
Manifest1dad3c7149852b955655df74831dd9eea5c093f0117f78a8f0175669972c8960

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
SignatureFpkgRoBwrj5Zyd1+yy6SmSlv6LKK+sXZXW5Gi6DP52Vav00B0N2MtBFWQTsRzkAZ8SETNB1vGFIB6Wox3cEOBg==
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

2026-09-17T11:09:43.841363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045850
observed 4aa77786c75f794ec9c33bf7f4d8d362...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.822653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045850/manifest.json
observed 1dad3c7149852b955655df74831dd9ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.805421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045850/publication.md
observed 734fdb89b9d685626407c86b1e816218...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:43.786857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045850/publication.txt
observed 7b293ad2ccbf31df8307cf7d5fd2ff94...
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.