OpenTechnical

OT-2026-000066395

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, pulsed 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-2026-000066395) never changes.

Identity and time

Publication numberOT-2026-000066395 · never reused
Internal UUID01a0ae8e-ce40-7ab3-bd6f-40d16926731e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066395
StatusPUBLIC

Content hashes

Canonical texta3def27fcff3c95259d230f3896913097833758c6ec885cd6701d825a61ad253
Markdown76db9144721ffc337beb8b45bc45fcb180d01479b2cad02647ea537346ea5978
PDF
Publication page900722682a7697fd5b39de019fc2d68b654e52ba5d4262b20e8dbaef0d2b9c22
Manifest96e56d2f26c98b253437575ff8f8dc12aeefbdd79fa82ca670fe0271b8ce194b

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
SignaturePjdmigSyTSXSBqlazakBr1N9c05H9Y2fSdM5vH3J1PCCOCCowLqhwdOsFZJrXkxCZg/0CU3omtiZdRDjQc+/Ag==
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

2026-09-17T10:32:37.734133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066395
observed 900722682a7697fd5b39de019fc2d68b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:37.717234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066395/manifest.json
observed 96e56d2f26c98b253437575ff8f8dc12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:37.700179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066395/publication.md
observed 76db9144721ffc337beb8b45bc45fcb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:37.681923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066395/publication.txt
observed a3def27fcff3c95259d230f389691309...
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.