OpenTechnical

OT-2026-000099425

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, pump fed, manifold pressure sensor, sustained blow-off before 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-2026-000099425) never changes.

Identity and time

Publication numberOT-2026-000099425 · never reused
Internal UUID01a0aea2-c973-7615-b327-9ff598960e60 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099425
StatusPUBLIC

Content hashes

Canonical textdb425e2bb257b774f64cb13f0df9d13f63ca82908ea57ab9b24e86b4e902deea
Markdown52b26da4d695fd7228232f34bdd710ce93b04d0f1f4cb7ec6c408d912fb89547
PDF
Publication page2297582101df9831dcfb4394c9f6a58ef4365a0c294c8fba5677de80c70229cc
Manifest891aa24bf6a4964772d1c603a30bbe425731e347287ef24b57432167acc3fb9f

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
Signaturel+7HAF3Mh1YqEWs6zW7iLUJFc9SD0fiwSFBM9Uts2mpQ/78yR6FzYWQqipG/vyiy2FJ40foFvmK7XOHl+3IgBg==
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

2026-09-17T09:29:11.858691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099425
observed 2297582101df9831dcfb4394c9f6a58e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.842210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099425/manifest.json
observed 891aa24bf6a4964772d1c603a30bbe42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.824711ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099425/publication.md
observed 52b26da4d695fd7228232f34bdd710ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:11.807427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099425/publication.txt
observed db425e2bb257b774f64cb13f0df9d13f...
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.