OpenTechnical

OT-2026-000044789

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained blow-off 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-2026-000044789) never changes.

Identity and time

Publication numberOT-2026-000044789 · never reused
Internal UUID01a0ae7c-911b-764b-8420-546430b05a8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044789
StatusPUBLIC

Content hashes

Canonical text9747cd9ddcacff849baa86118bba20424c140a81c2a75307b222737b54516f51
Markdown6fe5d5ba7f3eebca69c189be426f494929a48818c5a88c7eb332708bb545d40e
PDF
Publication page2844b659b4237a290a48795cd62f1169a51577c600d897771c0e56728cdecd2d
Manifest32bb780d0ffbfdfffec24f2805c3fdd7cff96d23a42ec84c302b2933e7c5db10

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
SignatureEDfRZI1RlZdEqeddkiFOJuGaIHKYAFbCBg6TO0jx8taNwvaFIBs3dZcnUCyvY7hqxGZ1KCEvgr7uB+g1OsorBg==
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

2026-09-17T11:11:24.991999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044789
observed 2844b659b4237a290a48795cd62f1169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:24.975198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044789/manifest.json
observed 32bb780d0ffbfdfffec24f2805c3fdd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:24.958675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044789/publication.md
observed 6fe5d5ba7f3eebca69c189be426f4949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:24.938992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044789/publication.txt
observed 9747cd9ddcacff849baa86118bba2042...
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.