OpenTechnical

OT-2026-000026161

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000026161) never changes.

Identity and time

Publication numberOT-2026-000026161 · never reused
Internal UUID01a0ae71-a841-7bac-984e-e21d6b037756 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026161
StatusPUBLIC

Content hashes

Canonical text745337482a494e6b980876bc20dc67618647b75648ee09dda3a388c3f343db51
Markdown8fc42ed7900792194b59e3212ba84188e0ffd616500ecd1b4a9b0e624873f472
PDF
Publication page32a8c481c0bf7c98111b377a18e0cc5a194b3cbe0dc24afbc3420d84e165e96a
Manifest3befefdfaeea41cf1dda68dccaa19e818b1eb56da45ff323d55b88c5f4bd756c

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
Signaturee+m11HbXPG/aA4a3Y9hfEIRASZWSTzYIvMgx1odr5kJydBXdOlD+tPAmfo7605CanYa7fDC60d3xUptT2c6+Dg==
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

2026-09-17T11:46:40.327266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026161
observed 32a8c481c0bf7c98111b377a18e0cc5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:40.310920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026161/manifest.json
observed 3befefdfaeea41cf1dda68dccaa19e81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:40.291727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026161/publication.md
observed 8fc42ed7900792194b59e3212ba84188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:40.275600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026161/publication.txt
observed 745337482a494e6b980876bc20dc6761...
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.