OpenTechnical

OT-2026-000041868

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000041868) never changes.

Identity and time

Publication numberOT-2026-000041868 · never reused
Internal UUID01a0ae79-e8a5-757c-aaf2-01fc33d14800 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:00.220789Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000041868
StatusPUBLIC

Content hashes

Canonical text1c0309077cb2e0023683b68d4ac917fa883f29ec33bd2f6795158126c45466ba
Markdownfa6ab7cec2ad2a65edcf166cab130860b3a24e2865ad0811c8f80317e9d5dca9
PDF
Publication page753121b413f7a89ebd9842cb39d7334e297831ed2a1e292e8de5368aec5b2b8b
Manifestdfc058120b074a2670fda0234e8afda632d3c8bc811eff93a1787a10270d4274

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
SignatureWiz8Tiet3xa8JWcdAjVvffG3XO87VmKgS2APnFrbloJeAp53Z55tK9abJhFveJLGbI0trn64g3DSyb2NfLw/CQ==
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

2026-09-17T11:16:44.443629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041868
observed 753121b413f7a89ebd9842cb39d7334e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.424912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041868/manifest.json
observed dfc058120b074a2670fda0234e8afda6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.408313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041868/publication.md
observed fa6ab7cec2ad2a65edcf166cab130860...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:16:44.391420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000041868/publication.txt
observed 1c0309077cb2e0023683b68d4ac917fa...
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.