OpenTechnical

OT-2026-000044357

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000044357) never changes.

Identity and time

Publication numberOT-2026-000044357 · never reused
Internal UUID01a0ae7c-39d7-7258-8ead-8ff09ede8aed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044357
StatusPUBLIC

Content hashes

Canonical text16977181ac943f94554770e26c8c666fe276e8b5147f6c1369d087c0026227de
Markdown92bc64e9253402933dbf9483b118769c2a7b991e486a44b98a83ccaf2b6898ff
PDF
Publication page9da5daebb570bd62949e96de8dd178a96fe2172b04411c7db52a86e30c06dde9
Manifest4bf4f8a6d610ff2a9154fcc6b047a6300431a9fb738cb7166bb7cab258b3b374

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
SignaturesnQfH/oPvPVbsAiItuPha0VDEmwSQlbFT/c0YHWg3VprBXOzP/3QUD4wHcPUBsR714hrIDWY8S+DCp0VyMqBAQ==
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

2026-09-17T08:30:28.324457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044357
observed 9da5daebb570bd62949e96de8dd178a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:28.306527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044357/manifest.json
observed 4bf4f8a6d610ff2a9154fcc6b047a630...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:28.290021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044357/publication.md
observed 92bc64e9253402933dbf9483b118769c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:28.272451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044357/publication.txt
observed 16977181ac943f94554770e26c8c666f...
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.