OpenTechnical

OT-2026-000032133

Publication integrity record

Two cup vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000032133) never changes.

Identity and time

Publication numberOT-2026-000032133 · never reused
Internal UUID01a0ae74-f7a5-7639-9691-5ac7833e994a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032133
StatusPUBLIC

Content hashes

Canonical textf0a7e0fa10633d433e1451f3d97187402f188134432de2c162570da69e8c414f
Markdown87a1a35bff746d0b6997af00d9324d562e76aeb8e9a34c3e7073db0431dc0d89
PDF
Publication pagecbf6af32504a8c91e42f9db2b54364bd1aee81b6ddaddb26c41e4103afde8949
Manifestf9e73a6fe9626948f399b6ab6aa8eaa094ab3227cdd25dcf162f1f4ca55d3aec

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
Signatureb5DhfLwgvl2qgNjFOY9/4XHnA7bmZ7u9U+pwDxNqsF7uVX0CDPwCQr+zX1eG73vvNZRxTRhMy7v5rI1T9yLNDA==
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

2026-09-17T11:34:27.136601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032133
observed cbf6af32504a8c91e42f9db2b54364bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.119512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032133/manifest.json
observed f9e73a6fe9626948f399b6ab6aa8eaa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.098327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032133/publication.md
observed 87a1a35bff746d0b6997af00d9324d56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:27.077402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032133/publication.txt
observed f0a7e0fa10633d433e1451f3d9718740...
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.