OpenTechnical

OT-2026-000030542

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000030542) never changes.

Identity and time

Publication numberOT-2026-000030542 · never reused
Internal UUID01a0ae73-e504-746d-a24a-7c8d04cfc09f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030542
StatusPUBLIC

Content hashes

Canonical textf4fe7510fbaf04fa6a10864e769e3addcf568909c7230e8c6889da67041f72ec
Markdownf8eb8307617a24a71f7ab883f5c91ad72f4442f36fd14a40559c9c30c5e5869f
PDF
Publication pagef4841a60346deeec9391519a486757bb457a760ea043c6a6e061eb5c0243de2b
Manifestb33b785316a649be09d10639283bb11fd3ba79904fbc62f02b725f597b36fe2b

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
Signature26nEAfzBhFHcbZXinmeU6lJKYXy4XS2qCjt5Dvs9XhDMPf6FGJHCRace006xrnkR/iFnVFt5H7wpsMkJX5voAQ==
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

2026-09-17T11:38:24.539499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030542
observed f4841a60346deeec9391519a486757bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.524001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030542/manifest.json
observed b33b785316a649be09d10639283bb11f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.507109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030542/publication.md
observed f8eb8307617a24a71f7ab883f5c91ad7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.490162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030542/publication.txt
observed f4fe7510fbaf04fa6a10864e769e3add...
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.