OpenTechnical

OT-2026-000040333

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000040333) never changes.

Identity and time

Publication numberOT-2026-000040333 · never reused
Internal UUID01a0ae79-2700-7e4b-9fdb-c499b684631d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040333
StatusPUBLIC

Content hashes

Canonical text8376f6fae0c14401af3c7d1485e2b05af360c22102fb94b7a02f581141212ada
Markdown2d1b3f1ff007e2b11819260b210aa1195c5c95a0f3dfecbf7f39c372b50e62dd
PDF
Publication pagec0ced7664f3699eb5cabb3387e81c0f60823e5bda9460787108b5c578dd83d87
Manifest221601b319f244bba6a11065085994b18b985388a82764ed0ea13ae5fa378570

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
Signature+dZVCbgaJ5Cn9Y8Kzv+bJTFrbYiQlecXtwnxyyezREA4c2YsKJG4EhENVkr6lt/weFo1BJ1KJhZ3NB6iHF1oAg==
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

2026-09-17T11:19:20.331739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040333
observed c0ced7664f3699eb5cabb3387e81c0f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.315342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040333/manifest.json
observed 221601b319f244bba6a11065085994b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.296670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040333/publication.md
observed 2d1b3f1ff007e2b11819260b210aa119...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.278197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040333/publication.txt
observed 8376f6fae0c14401af3c7d1485e2b05a...
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.