OpenTechnical

OT-2026-000087755

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000087755) never changes.

Identity and time

Publication numberOT-2026-000087755 · never reused
Internal UUID01a0ae9b-1aa4-7295-876e-0615856ab1fd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087755
StatusPUBLIC

Content hashes

Canonical textfc954bebfd115e5f622c85f054305671f800f246246507c81787c14f38b210d1
Markdown3505d3d4549c1dca8296f004277398d44c3a06b4e38bb22ea6f9813960530aeb
PDF
Publication page2726806291d964b065b9cd5744fc18233b932769e310388b6a5e068a45d68ab7
Manifestfd7e08b81f4ad03e5327356f33efca5875624e0dc02ddcd77d44e24ababe6991

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
SignatureM7XKFjQ1mWpStvXoD4RQ+3PoBq8ZsX/OC/sOSz2u14ht5ayupfqLLXyOozHUxiCjYGxeKXezeKAevH6fySAYAw==
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

2026-09-17T09:48:56.759504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087755
observed 2726806291d964b065b9cd5744fc1823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:56.738837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087755/manifest.json
observed fd7e08b81f4ad03e5327356f33efca58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:56.720726ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087755/publication.md
observed 3505d3d4549c1dca8296f004277398d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:56.701355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087755/publication.txt
observed fc954bebfd115e5f622c85f054305671...
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.