OpenTechnical

OT-2026-000039345

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000039345) never changes.

Identity and time

Publication numberOT-2026-000039345 · never reused
Internal UUID01a0ae78-9674-7fd6-89a4-31b765961dce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039345
StatusPUBLIC

Content hashes

Canonical texte8c21df775398a002887bda955e5fbf05c9db6a1d47d7adf3987461755b6c747
Markdown90ee6a2acf22ff93fee09d60e6c305f4012978e402582f05b49e94c97d234a35
PDF
Publication page5b8e775a0aa2cde223159811673a20e48202ef87858b3e2ead966d5bed988e78
Manifestd4064c78bc0660da3b20814960eefd4a4d4a7bd3e0921b18bdaa0a63331f1ca5

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
Signaturem69O8plrzjxOZ79HTYnVAEwisKKmT9HnzmLfoA0z3suXnJQNQgxq3b3VrYxm4MdLbPgvNGGsyJot0RPoSac2Dw==
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

2026-09-17T11:20:56.568238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039345
observed 5b8e775a0aa2cde223159811673a20e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.552276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039345/manifest.json
observed d4064c78bc0660da3b20814960eefd4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.536713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039345/publication.md
observed 90ee6a2acf22ff93fee09d60e6c305f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:56.520561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039345/publication.txt
observed e8c21df775398a002887bda955e5fbf0...
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.