OpenTechnical

OT-2026-000030604

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, 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-2026-000030604) never changes.

Identity and time

Publication numberOT-2026-000030604 · never reused
Internal UUID01a0ae74-3fb2-7cff-a738-ac7fb40cb7fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030604
StatusPUBLIC

Content hashes

Canonical text5e11af78841e3d81f23a83641786bcf6a462061f0e29e2476635f6e22ef65e4e
Markdown3df92194c17732e9a6c8623489b5aced465d5e829f81f58ffbb9133618d7893c
PDF
Publication page757247b77061c0bfb9722a2a3cf5096176de30fb57f7109f0cd2f9eadb222dde
Manifest09f74d271d1a84a9d455a431a192cfcfee6a6b73336b7adf87bedbac7c9f785b

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
Signatureaw/sXm4/67hM3MBMQmD8I9hyMGSyPeqmLYMHNFqic6GwdonAl0qqvYb+gtuWlNDIEKb/Rh3w+HCfSiAhmBXjBg==
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

2026-09-17T11:36:28.315580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030604
observed 757247b77061c0bfb9722a2a3cf50961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.294406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030604/manifest.json
observed 09f74d271d1a84a9d455a431a192cfcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.276652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030604/publication.md
observed 3df92194c17732e9a6c8623489b5aced...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:28.259676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030604/publication.txt
observed 5e11af78841e3d81f23a83641786bcf6...
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.