OpenTechnical

OT-2026-000100650

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, sustained blow-off before set-down, on a tool changer

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-2026-000100650) never changes.

Identity and time

Publication numberOT-2026-000100650 · never reused
Internal UUID01a0aea3-66f3-715f-9d74-250504ebc49c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100650
StatusPUBLIC

Content hashes

Canonical text8812b21e45b8f38692114193a2920f8e86ca5db75ecb0e0f28f6f4ebab2ee12b
Markdown3e636b699504bd6e447487f1ebc268deef6a4bf1c83395d999710863eae08710
PDF
Publication page9188ecff5eb4fe068279abddc408195a74bfcf4355d19e22a91c850727f258fe
Manifeste7019d74a285ada7b8f66a450433651c10d2266ad28c81f4a08b310428f0f996

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
SignatureH+VqEqJyAQ7e3l+iHwu/xunLMu3yRxdCRSWK4e62SQg/CbQW5gShg160tJ2Son3BSrkLwVmZwjhXSQ9CMRibDA==
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

2026-09-17T09:27:27.362068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100650
observed 9188ecff5eb4fe068279abddc408195a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:27.344229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100650/manifest.json
observed e7019d74a285ada7b8f66a450433651c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:27.324233ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100650/publication.md
observed 3e636b699504bd6e447487f1ebc268de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:27.307155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100650/publication.txt
observed 8812b21e45b8f38692114193a2920f8e...
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.