OpenTechnical

OT-2026-000088108

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000088108) never changes.

Identity and time

Publication numberOT-2026-000088108 · never reused
Internal UUID01a0ae9b-1aa7-7501-b94f-83dbcc3a2ee6 · 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-2026-000088108
StatusPUBLIC

Content hashes

Canonical text9e162e9d977741a41ae0501d56404a56a3f6c592a54a4613198c40d021ab9abe
Markdown978e4a695918847e6793b368eae9234087649278c5da77ada7dd7c8a663827ec
PDF
Publication pagefb4ffcfd2c52040cb3c2927b7fb87ef3adc4e99809a30f354647ff290e8229d5
Manifest738a51b1657213dc13f42b3fa965ae1e788a39d891ec2c509bd81f3f3addaab6

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
SignatureZHwKbmjXr/4H4xiPWdHfW/aDTy+Sd5ZoJkdtcSZNJqIgLUYheE2gFl3hpbQ4WJXTYPvdbPny2b9w0qJ2+scRBQ==
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

2026-09-17T09:50:03.251548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108
observed fb4ffcfd2c52040cb3c2927b7fb87ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.233632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108/manifest.json
observed 738a51b1657213dc13f42b3fa965ae1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.216059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108/publication.md
observed 978e4a695918847e6793b368eae92340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:03.198112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108/publication.txt
observed 9e162e9d977741a41ae0501d56404a56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.322126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108
observed fb4ffcfd2c52040cb3c2927b7fb87ef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.305317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108/manifest.json
observed 738a51b1657213dc13f42b3fa965ae1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.288660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108/publication.md
observed 978e4a695918847e6793b368eae92340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:02.269462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088108/publication.txt
observed 9e162e9d977741a41ae0501d56404a56...
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.