OpenTechnical

OT-2026-000053681

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000053681) never changes.

Identity and time

Publication numberOT-2026-000053681 · never reused
Internal UUID01a0ae85-0a96-7035-b801-5bb7eb97bb01 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053681
StatusPUBLIC

Content hashes

Canonical text7c0d8e0d267eed7ff79f0c76c77853c5f6532b4dfeeb3579caaf4ef1f87536c3
Markdown3f4249334e04a044e36e4c233d256856b0882333cba846372b94f8ea6a4894b2
PDF
Publication page61e294f29cee70f0ad9fd566c42b70a34bff24c80975fa5e48db2531f6e2fd74
Manifest6acbbd08ce780fb7936924a42cb700269a69477c11d018f2f9ee248bdeaa4d83

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
SignatureVXQFyt/4tP1wSLvAZTEqLKMvviCuDNCkWFjt4d7vjTFNUw+bOzyLGEdDlRFHs8TITGH155zhkkJbTTFfhRk/Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:55:34.677336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053681
observed 61e294f29cee70f0ad9fd566c42b70a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.657943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053681/manifest.json
observed 6acbbd08ce780fb7936924a42cb70026...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.638808ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053681/publication.md
observed 3f4249334e04a044e36e4c233d256856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:34.620044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053681/publication.txt
observed 7c0d8e0d267eed7ff79f0c76c77853c5...
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.