OpenTechnical

OT-2026-000064865

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000064865) never changes.

Identity and time

Publication numberOT-2026-000064865 · never reused
Internal UUID01a0ae8d-debc-786c-b531-12a3523b10f9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064865
StatusPUBLIC

Content hashes

Canonical text06a919c839a772b02f86d4cf6486f8fea07f341b4b34740f9a14d58408b506bc
Markdown832de55f8d31780d6314228972eeb31f06717289e0c4e533e9bc9ae480225dbc
PDF
Publication page50451aa008b1f0bd225e5f6081da50a8c4e9e441d5b06157012d0062427bb1b7
Manifestccd82732abcecc56281ab7b2ea4b62691350daa9a07dc3f06698218b7ddb28e0

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
SignatureHM7C3kxkO5DL2otsx2dpbBXRoDYzTTyZEpe75Rc/3TTVM6nbOkHU3TR+x34F9BJpYTatdN60dIu5vp1g57/0Cw==
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

2026-09-17T10:35:47.061201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064865
observed 50451aa008b1f0bd225e5f6081da50a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.040528ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064865/manifest.json
observed ccd82732abcecc56281ab7b2ea4b6269...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.021834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064865/publication.md
observed 832de55f8d31780d6314228972eeb31f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:46.988249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064865/publication.txt
observed 06a919c839a772b02f86d4cf6486f8fe...
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.