OpenTechnical

OT-2026-000064282

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented 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-2026-000064282) never changes.

Identity and time

Publication numberOT-2026-000064282 · never reused
Internal UUID01a0ae8d-a460-7d1e-a228-14a700de82cb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064282
StatusPUBLIC

Content hashes

Canonical text8d7172b6bd63e454d16c14af4cfa6a8435662339bd5d777e9eb15163dbf4ca9d
Markdowndde22b8d0e6dc3420aeacad332e65ff2c7acf3d6729fe69b8fde85296f97a56d
PDF
Publication page6c2dda4ff56ac248dc053190893e8b7bea0fd7c5d374dd833f700a50cc451f2e
Manifesteb3d2614803ff08018859c6e784183b1ac0daa36220a19907c418424e8816f21

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
SignatureiqsHfa+6J/R6cMF/bFfIxlO4XKjP2O2fDzsjS9UyuCPAjXTlQaDFvJEROxVJvPyuvJg4p4R1BFumlDsU7TLmCg==
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

2026-09-17T10:36:25.386901ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064282
observed 6c2dda4ff56ac248dc053190893e8b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.369079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064282/manifest.json
observed eb3d2614803ff08018859c6e784183b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.351492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064282/publication.md
observed dde22b8d0e6dc3420aeacad332e65ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.333033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064282/publication.txt
observed 8d7172b6bd63e454d16c14af4cfa6a84...
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.