OpenTechnical

OT-2026-000062809

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000062809) never changes.

Identity and time

Publication numberOT-2026-000062809 · never reused
Internal UUID01a0ae8c-94a7-7d80-b5c7-3fa76351fde1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062809
StatusPUBLIC

Content hashes

Canonical textedf3adb60712eeaa45dad99c66602f6944c99794b5267e2c18c41df8cb34534c
Markdown8963349af18c1baa4a9d7d869adb445853a78c29089d37b030976367da2c3568
PDF
Publication page5a14b25ff06276c87e0da17b349f7ce04e706d9ec6b2c98ae06c2e49c7979689
Manifestdef7eeba604775b734d065b267e0d6eb0391b85c517bec4791823aac159548c9

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
Signature5Kv7tpoGcq3S+agY0aZeQgDwqKYDZk4GkMxDZos6APX0lGCnR1hNhJvUpVoYSGu6eeAAwW8P/wjxC5hLl6jeAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:06.933363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809
observed 5a14b25ff06276c87e0da17b349f7ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.912123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809/manifest.json
observed def7eeba604775b734d065b267e0d6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.893534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809/publication.md
observed 8963349af18c1baa4a9d7d869adb4458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:06.875642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809/publication.txt
observed edf3adb60712eeaa45dad99c66602f69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.731466ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809
observed 5a14b25ff06276c87e0da17b349f7ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.712627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809/manifest.json
observed def7eeba604775b734d065b267e0d6eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.695949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809/publication.md
observed 8963349af18c1baa4a9d7d869adb4458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:29.678491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062809/publication.txt
observed edf3adb60712eeaa45dad99c66602f69...
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.