OpenTechnical

OT-2026-000030931

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, pulsed 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-2026-000030931) never changes.

Identity and time

Publication numberOT-2026-000030931 · never reused
Internal UUID01a0ae74-3fb6-711d-a765-556980f20234 · 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-2026-000030931
StatusPUBLIC

Content hashes

Canonical textf7ba1348f0768af92937c305316749695d76d3cca6679b553b55113d16abf1d4
Markdown7678f7396f921a7b99ba6c797a7b0294f840b6b996b10e4bb5fa69fe5d5de880
PDF
Publication page47eee9a33fc445c401d59f2dd8c45848900587a3ac0fd91fb341fa0150732d61
Manifestec635b9825110c16e2ccb10999478a9d52dd8af92e08cc525663597c6298a76e

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
SignaturewNaGQ/vBXYEtnCrAMMXp4LMAEzsLoYjtyp4jWirUKBdynY/tl/kgui8aA+sNNYCG58LAORhr69o93VOO6iWQBg==
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

2026-09-17T11:36:55.562649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030931
observed 47eee9a33fc445c401d59f2dd8c45848...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:55.536653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030931/manifest.json
observed ec635b9825110c16e2ccb10999478a9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:55.519038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030931/publication.md
observed 7678f7396f921a7b99ba6c797a7b0294...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:55.486888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030931/publication.txt
observed f7ba1348f0768af92937c30531674969...
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.