OpenTechnical

OT-2026-000092318

Publication integrity record

Three cup vacuum gripper, three zone face, pump 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-2026-000092318) never changes.

Identity and time

Publication numberOT-2026-000092318 · never reused
Internal UUID01a0ae9d-875b-7114-95c9-1192ada23659 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092318
StatusPUBLIC

Content hashes

Canonical text20318e93d90bd8095098b64bd40cdc76dfeb2ef700ff76621c14d03586fc6cf9
Markdownf9845fd8085b58628a6d1bf360b325e506a4140ec3c2ff71fd80aff5b2b7b4f0
PDF
Publication page92866987bafd338cda7f42b18fe1fa1ec61be92e7f57b1f127ed78b3d9d7d7e2
Manifest2fa43e78ef51f4728d883b5bd1bd61de7c0d205f34487debb2526693eeb897c8

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
SignatureQU0038sPiAsof/nnyYJQeLjkI0hdHSGgiT7d1w20zwIi2kkfhnD0IewtxOa0nQL7y3QwRt246/XGlRGZTpkLAQ==
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

2026-09-17T09:41:51.720350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092318
observed 92866987bafd338cda7f42b18fe1fa1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.704290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092318/manifest.json
observed 2fa43e78ef51f4728d883b5bd1bd61de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.688502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092318/publication.md
observed f9845fd8085b58628a6d1bf360b325e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:51.672548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092318/publication.txt
observed 20318e93d90bd8095098b64bd40cdc76...
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.