OpenTechnical

OT-2026-000049125

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, 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-2026-000049125) never changes.

Identity and time

Publication numberOT-2026-000049125 · never reused
Internal UUID01a0ae81-134e-71a5-a4dc-f0e76d7000fe · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049125
StatusPUBLIC

Content hashes

Canonical text8e44a2a9ea96073c8540493d43715a4ee5bc99277d140f5b47a275389e91652e
Markdown0e41352661213ecf993f016d7ae76b9abc3aa6a89c7f0c6f8c7edc06b9eb2818
PDF
Publication paged112ba2d2ca249f0f649ad13102ee21fc3face5dc2f3c4ae09b9ba4495e0b3ea
Manifeste96b7d037623b23a777d0908760cbeb487b6bd11085a747ffe566a037da6d1b3

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
SignatureRaXb+LmHUA50E38+gJRIjilq8IiLsh9HzXvmoFzevKIf1FxbgLRsAbjC5xKJNv7bu66R0YfzcZVaRXHHIKFDCw==
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

2026-09-17T11:03:23.443771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049125
observed d112ba2d2ca249f0f649ad13102ee21f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.424079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049125/manifest.json
observed e96b7d037623b23a777d0908760cbeb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.404053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049125/publication.md
observed 0e41352661213ecf993f016d7ae76b9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:23.385161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049125/publication.txt
observed 8e44a2a9ea96073c8540493d43715a4e...
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.