OpenTechnical

OT-2026-000041230

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000041230) never changes.

Identity and time

Publication numberOT-2026-000041230 · never reused
Internal UUID01a0ae79-b143-7b68-bd78-5af847467a57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:45.980839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041230
StatusPUBLIC

Content hashes

Canonical text35acecf4a280ab09efcd33328106c1b87cf692954c058141237e3bfeb8f21cdd
Markdowne9bed0bc23e0352939a6e09ce20626a3b7b6c906baba9008d89a79dedc73aa2e
PDF
Publication pagec5af4e9184b28d99815605a521de387c5890ccd4cb9520e4b7f3a46b12fd2aae
Manifest9f671a2cfb7f684f777b278139007baf9eb4a053b6842931a7c7ad117422e0d5

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
SignatureclgWMlAdPI/NVrchPVMwUNBQKqvct+8vV6E7dLm2cYK0/pOH++XmiIdUd1NZV4dxCFZKQXTNy23LQpy1z6/zDg==
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

2026-09-17T11:17:11.672941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041230
observed c5af4e9184b28d99815605a521de387c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.654729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041230/manifest.json
observed 9f671a2cfb7f684f777b278139007baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.637446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041230/publication.md
observed e9bed0bc23e0352939a6e09ce20626a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:11.619091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041230/publication.txt
observed 35acecf4a280ab09efcd33328106c1b8...
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.