OpenTechnical

OT-2026-000029166

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off before 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-2026-000029166) never changes.

Identity and time

Publication numberOT-2026-000029166 · never reused
Internal UUID01a0ae73-2aa0-7931-bc89-497002246884 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:19:38.288761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029166
StatusPUBLIC

Content hashes

Canonical text5eaad64424ab86a41797b0233ea4cd11d9c5162d7ca6e46576150ce093ae8a09
Markdown58e49c834e87afca8efd51e6883990216f171c5fceca7ec6c00baa83e39365a3
PDF
Publication pagecdcb54b3cbc1bb0155457215ce6a29f99c93840ff0548bcaac1393d0fe3b7aef
Manifest95e0efb250f82a62fb0a31d2f74ad23883f106705024984d127c559bb409bf5d

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
SignatureKiWjCEzFGTbISQwwXJwN6RISp+AF+azftqk0upADaYBgKDBDw4YV0iZCzn/QyNzkPnFHxSYq3uhVYBAG202CCg==
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

2026-09-17T11:39:39.791950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029166
observed cdcb54b3cbc1bb0155457215ce6a29f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:39.773647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029166/manifest.json
observed 95e0efb250f82a62fb0a31d2f74ad238...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:39.749105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029166/publication.md
observed 58e49c834e87afca8efd51e688399021...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:39:39.729355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029166/publication.txt
observed 5eaad64424ab86a41797b0233ea4cd11...
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.