OpenTechnical

OT-2026-000046777

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000046777) never changes.

Identity and time

Publication numberOT-2026-000046777 · never reused
Internal UUID01a0ae7e-d0f4-74c4-975f-81c7722cd7d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046777
StatusPUBLIC

Content hashes

Canonical texteb323f88c84fc69a9c5539fc8206a6f5d864bcbbd68a071ca57efe37baaf1971
Markdown60a941eebd8c16f217326a7c2d3c6d1499c88a0606092af561aae78ef04a13b7
PDF
Publication page7a80f4b210373592fb0231cfb4fa86a57f4e8081c64e47e81e9af2790f8535cb
Manifest5d3239f31f0ec6705e1482fb0007853bab6215541e0062e3a9680b14121c0f64

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
SignaturebRLIU+ak7/ASyeVJQuQQiC8iATEM5b0fbKbNyj+pJ/TCs3v8haU3dVbP3uxaVhxJDW+YQI9Gin9TzDPxPyaSCg==
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

2026-09-17T11:06:50.991413ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046777
observed 7a80f4b210373592fb0231cfb4fa86a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.973515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046777/manifest.json
observed 5d3239f31f0ec6705e1482fb0007853b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.954495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046777/publication.md
observed 60a941eebd8c16f217326a7c2d3c6d14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:50.936342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046777/publication.txt
observed eb323f88c84fc69a9c5539fc8206a6f5...
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.