OpenTechnical

OT-2026-000067060

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold 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-2026-000067060) never changes.

Identity and time

Publication numberOT-2026-000067060 · never reused
Internal UUID01a0ae8f-14fe-7d5d-8aad-7f89febf0fb9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067060
StatusPUBLIC

Content hashes

Canonical textc72d04a5ffb1f74833a7f03bfcca51daf5235b995053ff6d0565aa9bf4e1fe3b
Markdown34cfbecd9d15bc81da717586abcac313fbedda1118e83bf5388421cf88466172
PDF
Publication page9638335c4a73486bd7cac83a2c4df9e372f3a610bb6f41b339cfef26a18deb0a
Manifest6a5cd10fe6f1cdd1a3848001d4870dc933ed15b683b1e86e1bcf2bd1a16f5fc0

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
SignatureW/yVGV2sF2oGnc/7BORbLI+oKvYXXKOukLdaIe99GSmwVXLudYoblsD1G4rz09UCmsVUOibOT/f1MPTIYszyAQ==
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

2026-09-17T10:32:19.121184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067060
observed 9638335c4a73486bd7cac83a2c4df9e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.092574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067060/manifest.json
observed 6a5cd10fe6f1cdd1a3848001d4870dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.076661ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067060/publication.md
observed 34cfbecd9d15bc81da717586abcac313...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:19.047407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067060/publication.txt
observed c72d04a5ffb1f74833a7f03bfcca51da...
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.