OpenTechnical

OT-2026-000040331

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, 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-2026-000040331) never changes.

Identity and time

Publication numberOT-2026-000040331 · never reused
Internal UUID01a0ae79-2700-7179-a6bc-25264ac96d0e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040331
StatusPUBLIC

Content hashes

Canonical texta8b417327b40af11505dbdfee4ff4e917eb916b9936a3d5e512ee95576c50e67
Markdown068ef28360255d25f8f76f2689b8c99fc277faacba913b818a882723e5ad8ed3
PDF
Publication page25891dc39b70204ea07b42273dd04029c6da71da6070e7d14b9f7ee954b85cb5
Manifesta2da18d423413914eb1006993c012f042b2a83a495adc3c0f71c265df0256437

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
SignatureAC60o6zG30oxWLlspEWkLueLxW0FiTAM7S0pIKLcip0n/OMYQVmA3iLmtEIvTSEwmTO51VgJ97ImF6XG5/TlAw==
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

2026-09-17T11:19:20.183101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040331
observed 25891dc39b70204ea07b42273dd04029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.165601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040331/manifest.json
observed a2da18d423413914eb1006993c012f04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.146024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040331/publication.md
observed 068ef28360255d25f8f76f2689b8c99f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:20.128206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040331/publication.txt
observed a8b417327b40af11505dbdfee4ff4e91...
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.