OpenTechnical

OT-2026-000086793

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, 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-2026-000086793) never changes.

Identity and time

Publication numberOT-2026-000086793 · never reused
Internal UUID01a0ae9a-80a4-7582-a294-a52b418df5b8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:36.209195Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086793
StatusPUBLIC

Content hashes

Canonical text30a21f7fde704108582696315f3ba5a05e7fc1d5b1d0034c69311ffa5ceed323
Markdown0ed9aa901c0dadb3cdf3c5a28b84460ae3d20146997af564bb3a4f68c17e085f
PDF
Publication page7eb61c9279c7ebe46cb59a5dd3406818a5c1631451734d7bcf8c738554e10f97
Manifest7c879ec09979fc4e2dfeaae2a70ad7a2e1fd9e9b8dfb705022d313dc79366230

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
Signature7bSBcZw1BdNIi9m6aEEQEH2JGSgWVbPEeMNUMz75NpoAva/4TkGWPeo34yPGPhfgElOTduzD3SDf+S07MpTyAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:51:36.257941ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086793
observed 7eb61c9279c7ebe46cb59a5dd3406818...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:36.240570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086793/manifest.json
observed 7c879ec09979fc4e2dfeaae2a70ad7a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:36.223791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086793/publication.md
observed 0ed9aa901c0dadb3cdf3c5a28b84460a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:36.204615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086793/publication.txt
observed 30a21f7fde704108582696315f3ba5a0...
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.