OpenTechnical

OT-2026-000096646

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000096646) never changes.

Identity and time

Publication numberOT-2026-000096646 · never reused
Internal UUID01a0aea0-a4aa-78ae-8730-a1f5ca35f07d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:18.648440Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000096646
StatusPUBLIC

Content hashes

Canonical text78d0f6b3df0a2b9488a65428e52e0a223b3ab49637fcec7cfc4f4ab434c1287c
Markdown1b9ac4af14367e0e016f26072af2b5161f0bea34c21f5a1c2c45a40b1dd565da
PDF
Publication page0433c5dbf76c0f25075f657d114a8114f56ac7936349a415b9afe827f1e7df05
Manifest71632a0ae6ef88589647511d193015eafc1d7ef932e9baf7502b5c8ecd8b561d

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
SignaturepSALke2u8WRnmQcObgyQ2yuUJ+QgnXSeGgc8YiD00sBsvqgyMd/YvlOzLtXTCg89J7O4XKpL7n+p0jbsS/VpCw==
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

2026-09-17T09:34:06.688862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096646
observed 0433c5dbf76c0f25075f657d114a8114...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.669220ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096646/manifest.json
observed 71632a0ae6ef88589647511d193015ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.650474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096646/publication.md
observed 1b9ac4af14367e0e016f26072af2b516...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:34:06.630311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000096646/publication.txt
observed 78d0f6b3df0a2b9488a65428e52e0a22...
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.