OpenTechnical

OT-2026-000037442

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000037442) never changes.

Identity and time

Publication numberOT-2026-000037442 · never reused
Internal UUID01a0ae77-b8ce-7c34-90fc-df7b8a62b456 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037442
StatusPUBLIC

Content hashes

Canonical text45401215bf51753510167e934ab718a240de6c15a5868e7735fd7df4ff3e5e6a
Markdownfd43fc0fafba7ed703463b645d7d9fa3df1a5c8172b15a29ea498282658ddd0e
PDF
Publication pagee9f6eab30b02df740acf8cad1819107569cdeef4676269e3276094bea346565e
Manifest82bdf4bca3ff129ade222d6f9dafb1c94477ca750facae938301dc0afa6cab45

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
SignatureOiolAo/lj3zlzcWZUxb/tEU1h/OqTOWJAg3od0ydkOHIhnGEKbqcFAzbjhdSMSRHgRhhRbxHXATbzz2B0p6JDA==
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

2026-09-17T11:23:52.437201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037442
observed e9f6eab30b02df740acf8cad18191075...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.419479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037442/manifest.json
observed 82bdf4bca3ff129ade222d6f9dafb1c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.402379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037442/publication.md
observed fd43fc0fafba7ed703463b645d7d9fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:52.385267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037442/publication.txt
observed 45401215bf51753510167e934ab718a2...
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.