OpenTechnical

OT-2026-000023026

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single 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-2026-000023026) never changes.

Identity and time

Publication numberOT-2026-000023026 · never reused
Internal UUID01a0ae70-46ec-788d-90af-5dfcde8a35e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023026
StatusPUBLIC

Content hashes

Canonical texta087790f74fc8a4f3918aa13d6fe2c9dd746f3c97e027b94426f9fa6c5f7c6f4
Markdown4fb131b97b0ac53470b15005a9527938702b97ce9d2ff39bfbd99cfef1388314
PDF
Publication pagefa8c1f4208372684314e989b8b8e1dba1991e4df9496262af4481e3f11f441e6
Manifest1774783881c42ff6ed466009136875775e254a5f16c6952e998452c86b682cad

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
SignatureicqEnFXPOoNUw4gUKMwQ7ci7zmKCZIpENuAvwE/zGDai03HhYG3Wbv8Xoe+GSCyImgnrJZFw1riJwfhECoSqAw==
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

2026-09-17T11:52:37.548107ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023026
observed fa8c1f4208372684314e989b8b8e1dba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.530826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023026/manifest.json
observed 1774783881c42ff6ed46600913687577...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.511822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023026/publication.md
observed 4fb131b97b0ac53470b15005a9527938...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:37.491730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023026/publication.txt
observed a087790f74fc8a4f3918aa13d6fe2c9d...
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.