OpenTechnical

OT-2026-000038037

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed 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-2026-000038037) never changes.

Identity and time

Publication numberOT-2026-000038037 · never reused
Internal UUID01a0ae77-f88b-76ed-9bdb-bfd81126720a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038037
StatusPUBLIC

Content hashes

Canonical text319691043677036743eca090620e925f6708a6cf96cb26230e79c774c67cc163
Markdown76c883a53e6baa226fd7c69c28fd9b47d7c4e723a8f7967b3e4622a217d8f7af
PDF
Publication page1326371e0d486b2ed80201eb85e68866ea780ba740bae668d12299a3b90ed973
Manifest2a7f29c055d09dbb096420a23adf2f387a6aacb6f84a553e30a363b2f2c81dbe

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
Signature7wDWqGDwuJ3vEcEnJFJJc6Q1WN/sS2xZHOake300N/Lc0M3dpon8ry7SM80X/1dw3H+FKrbY2SugqUXYo4bpAw==
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

2026-09-17T11:23:20.996612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038037
observed 1326371e0d486b2ed80201eb85e68866...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.978700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038037/manifest.json
observed 2a7f29c055d09dbb096420a23adf2f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.961674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038037/publication.md
observed 76c883a53e6baa226fd7c69c28fd9b47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:20.943696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038037/publication.txt
observed 319691043677036743eca090620e925f...
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.