OpenTechnical

OT-2026-000025064

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000025064) never changes.

Identity and time

Publication numberOT-2026-000025064 · never reused
Internal UUID01a0ae71-2729-7012-b135-285aa9f70e92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025064
StatusPUBLIC

Content hashes

Canonical textdff125851270ebd450f98869fcd4b1f042a23b202065d0a180e3b833b7ca7dce
Markdown7182e48c4eef07a58cb3093185e152da6ea99acfe67bba8c8bc35e3c3cee4587
PDF
Publication page076e4b0782503e796cb1f5d157a82aac752e00021fcc6bda377e5ca8132da3d6
Manifestbe95838816ae62990adc69b43cfa148eaf62d325c0367f162754b6e67d2edfcc

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
SignaturexAz0KoGPAM09cpeEdQ/hY+MqggC8W9MOiAa5TvbiOCE4dAIuq5+cTlyPQ0ijdeK3KLU1GvsHnT6ryA9pnGzUBw==
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

2026-09-17T11:48:28.506950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025064
observed 076e4b0782503e796cb1f5d157a82aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.489866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025064/manifest.json
observed be95838816ae62990adc69b43cfa148e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.471239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025064/publication.md
observed 7182e48c4eef07a58cb3093185e152da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:28.448959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025064/publication.txt
observed dff125851270ebd450f98869fcd4b1f0...
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.