OpenTechnical

OT-2026-000033067

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000033067) never changes.

Identity and time

Publication numberOT-2026-000033067 · never reused
Internal UUID01a0ae75-4843-7da7-8880-a28d1736fe1c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033067
StatusPUBLIC

Content hashes

Canonical text5ac83d34250168be168cd047cdf2ab826fbe1b8c615746cd1b3fcb6fd785d0dc
Markdown1a1dc9ad548c763f86a93268630279df8df5a872889869da3e6aaf570a51bca2
PDF
Publication page415f9a0e5edffc380286b879905c7973b803ac92f52450ce37cb2b00d5d32bd7
Manifest22e3d5016d6f60f2bdf077751147d1e7b391855b6396517a46fdba4ac661bbc4

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
SignaturedGFvi8VhfYWxUs0JWPLcD4XjqGYTmV9ZFdTtqzOudi1PXUEVkMizXe2DorsWN03iFaN2tfHnhpgnp/8Iw1A4CA==
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

2026-09-17T11:32:42.692662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033067
observed 415f9a0e5edffc380286b879905c7973...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.676755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033067/manifest.json
observed 22e3d5016d6f60f2bdf077751147d1e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.659525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033067/publication.md
observed 1a1dc9ad548c763f86a93268630279df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:42.643121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033067/publication.txt
observed 5ac83d34250168be168cd047cdf2ab82...
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.