OpenTechnical

OT-2026-000102421

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, three 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-2026-000102421) never changes.

Identity and time

Publication numberOT-2026-000102421 · never reused
Internal UUID01a0aea4-8589-7332-b470-bb3aee9bd014 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102421
StatusPUBLIC

Content hashes

Canonical textb613f25c96f2be6859f3cd4e1b4070a574b689741615f7132471d8f0dfd6e69f
Markdown38f7691dff8a033b3bff739c7cb55c38afb8bc536b872bbf954f5dfec0812010
PDF
Publication page8a843aee1d012c50c0587c80497e831773fbd86a05abe49be6877bd955ef7e73
Manifest050caf38a80d6e8c02882bfbd5e40e3176bb0186b1c456e858e3668420ce4cc3

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
SignatureKrCMauoRU+I13RCOlpU/7lRGGfi6QoOGN0LKb8gnI0HxKEyDA8lYSCmeJBxE0idWp03GoyD7x6PVuzA6Uz9cDw==
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

2026-09-17T09:23:45.821851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102421
observed 8a843aee1d012c50c0587c80497e8317...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.802155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102421/manifest.json
observed 050caf38a80d6e8c02882bfbd5e40e31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.781667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102421/publication.md
observed 38f7691dff8a033b3bff739c7cb55c38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:45.762055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102421/publication.txt
observed b613f25c96f2be6859f3cd4e1b4070a5...
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.