OpenTechnical

OT-2026-000104441

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000104441) never changes.

Identity and time

Publication numberOT-2026-000104441 · never reused
Internal UUID01a0aea5-3421-7bad-be33-59a7e2659add · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104441
StatusPUBLIC

Content hashes

Canonical text87c4c154bcf1e78e910da57e3d86539cebb7764652c65d16371974a841e52b55
Markdownec67f8facbf43e0daad8ec4c3f164445e890a7fa66a43f544fe40967e0dbaadb
PDF
Publication page06ffe8720d6a2b0d6378fde7abe029f23724abb4f184697356361e9f1dc380c8
Manifeste1eee661a8238f982b931096054785b15185ccc295e2de5ad5938a08040bb62a

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
Signature8ofUL0O/V7Ns6u732Ft3brFd7jyoGDg14icfRCCQisR55m0sEYOm/opAT9N7PIqkl1kzIgiLEjSq0Nxr6f4BBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:21:43.128576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104441
observed 06ffe8720d6a2b0d6378fde7abe029f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.111270ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104441/manifest.json
observed e1eee661a8238f982b931096054785b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.092812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104441/publication.md
observed ec67f8facbf43e0daad8ec4c3f164445...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:43.074240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104441/publication.txt
observed 87c4c154bcf1e78e910da57e3d86539c...
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.