OpenTechnical

OT-2026-000104482

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pulsed 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-2026-000104482) never changes.

Identity and time

Publication numberOT-2026-000104482 · never reused
Internal UUID01a0aea5-3422-78a5-bf00-fc39dc7160d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104482
StatusPUBLIC

Content hashes

Canonical text4b89325d27f8106bf9b6af90d65d63223f472233da2aa3b59a8f17d1386772b4
Markdownf3426d02a221efa07b7ce588f03518073e6544ebff2c52150ff766d5158523b9
PDF
Publication pagecfc465af6e1c0771b0f32505e1064aa639a66fb8e31821c7b3daab0dd238dc77
Manifest14007ca4b070a19a3d44c1aa069fa531055b367f68e9ecd2b4eb0875ac2cef6a

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
SignatureUkHc6ou4CITu+mW6lN5qj2oDhMQ22BYcWUHVo0bMj3KC/K9ZZOODHd+19mmwpWDAINu8QbaXqYeXLSXNhyGDCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:46.248911ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104482
observed cfc465af6e1c0771b0f32505e1064aa6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.231005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104482/manifest.json
observed 14007ca4b070a19a3d44c1aa069fa531...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.213231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104482/publication.md
observed f3426d02a221efa07b7ce588f0351807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:46.197046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104482/publication.txt
observed 4b89325d27f8106bf9b6af90d65d6322...
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.