OpenTechnical

OT-2026-000035900

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000035900) never changes.

Identity and time

Publication numberOT-2026-000035900 · never reused
Internal UUID01a0ae76-b4c9-7318-bc82-e5bfa29a9071 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035900
StatusPUBLIC

Content hashes

Canonical text307305c60b37ba397b382b65ebc499afada7b1d6171098d84bc97576bc69524a
Markdownb594259192bfec77c084c370cef045ce683fe3ff35dd254d948d75edc79bf1ba
PDF
Publication page42bdbe94e8188c8bd8dc531c75c4a3419c626a31392d871a75d88d7b3e2422df
Manifest20d5a3c73239a9ba6f6dff46efce53cd2840827dbd26c9bb9682a9d5825e83a2

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
Signaturetf07iPw13VVbi9R+w7Dr35YxMzkxHvH3kulBnqN7cyGZtPvLCNmpkjeFOnbgyL0vVT0P4C7x3GwFQNCuK972CA==
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

2026-09-17T11:27:44.276331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035900
observed 42bdbe94e8188c8bd8dc531c75c4a341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.256286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035900/manifest.json
observed 20d5a3c73239a9ba6f6dff46efce53cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.236953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035900/publication.md
observed b594259192bfec77c084c370cef045ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:44.217912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035900/publication.txt
observed 307305c60b37ba397b382b65ebc499af...
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.