OpenTechnical

OT-2026-000046284

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000046284) never changes.

Identity and time

Publication numberOT-2026-000046284 · never reused
Internal UUID01a0ae7e-57cb-74e4-8f33-20283f26db21 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:31:51.003526Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000046284
StatusPUBLIC

Content hashes

Canonical text1c1f21cc7c3adf241101c97bdfe46f83fd8e472afa49718321c461f2d222a5c8
Markdown5c09d53664856ba56667cf8a61a025443e5efa17f3b653c9373d20ff9791d6d0
PDF
Publication page5fa0e3a109f70d518fedfe893acdc17760d3decb18edd78dabc9c0defb39034e
Manifest433c33b4bf636ed72a1ad8dd790a6169bb41d5268d3d7113c8d1904984bbe0cc

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
Signature3colvssGak6sE/DLowZi0HwGx/JQHuskWMG6EnivlLrYMBBQoD7CcYlk9OyKT++bXAV5EwF61h5JU0a2oaFlBA==
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

2026-09-17T11:08:09.319887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046284
observed 5fa0e3a109f70d518fedfe893acdc177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.299199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046284/manifest.json
observed 433c33b4bf636ed72a1ad8dd790a6169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.276788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046284/publication.md
observed 5c09d53664856ba56667cf8a61a02544...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:09.257093ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000046284/publication.txt
observed 1c1f21cc7c3adf241101c97bdfe46f83...
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.