OpenTechnical

OT-2026-000082751

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, sustained 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-2026-000082751) never changes.

Identity and time

Publication numberOT-2026-000082751 · never reused
Internal UUID01a0ae97-8cc9-7dab-bac5-ea759e965e84 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082751
StatusPUBLIC

Content hashes

Canonical text8b43ee91193b37bd66d680a7a2994cbadea9ba30b28ac3acab641695f4bca41b
Markdownd278adb42aa8cedbd75eac952c6b81fdd67453f80d26b66113ae4462e8410292
PDF
Publication page340bafac8fe58aa7a762854375e95d01c8c5d408d44a743af9a30582ad479d54
Manifest25f6e9edc10b4036003f1aff633931021a190341f162940d9ca7093227c23669

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
SignatureuDkb+rz7j+AfTMmpoNNBuhA2LIWL739VcJzXsSJY1g/6/HdRtqlTrnrTzwfutOubbpj6K4lZkQX0PhcPDMueAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:20.045708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082751
observed 340bafac8fe58aa7a762854375e95d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.029524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082751/manifest.json
observed 25f6e9edc10b4036003f1aff63393102...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:20.012990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082751/publication.md
observed d278adb42aa8cedbd75eac952c6b81fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:19.996855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082751/publication.txt
observed 8b43ee91193b37bd66d680a7a2994cba...
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.