OpenTechnical

OT-2026-000061660

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum 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-2026-000061660) never changes.

Identity and time

Publication numberOT-2026-000061660 · never reused
Internal UUID01a0ae8b-b8aa-7e95-a4e3-907079493740 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061660
StatusPUBLIC

Content hashes

Canonical textdf7d8bfdfc4c4ca4440ba90710310fe19544d7b23bfb4d7637109d442f308dda
Markdownc4e80a6ff70c8dd58e99a690002620e459462ede4e2fcb1e6700f521a34b27fa
PDF
Publication page923f8add73c3543127bbb39172d8d42f20cf45d432835f62284a92fb129cda4d
Manifest8972457f5d6a1d1b68d6e69fd433e70bec543388c297c5b7d26d3c5afd33321e

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
Signatureu5wYeiWAQGZ6SXh2xBJXY6+YESN2jjenrHuFgd+IE5VDDeGbnrJNMZRh1cboxWBlbivSwAd5rvUwlMWnOhE6Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:12.432936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061660
observed 923f8add73c3543127bbb39172d8d42f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.411371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061660/manifest.json
observed 8972457f5d6a1d1b68d6e69fd433e70b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.392340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061660/publication.md
observed c4e80a6ff70c8dd58e99a690002620e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:12.369673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061660/publication.txt
observed df7d8bfdfc4c4ca4440ba90710310fe1...
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.