OpenTechnical

OT-2026-000042011

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, pulsed 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-2026-000042011) never changes.

Identity and time

Publication numberOT-2026-000042011 · never reused
Internal UUID01a0ae7a-5d6f-77dc-996e-0db79377eddd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042011
StatusPUBLIC

Content hashes

Canonical textaf537b09c1dc3ff167c505e63f6e39292c15e7a153e4aed11dc5920142fb01f1
Markdownde6c1f0a2a48b8a0ab315f31970673d1f591d3ac95105ff383adde941e60d1f8
PDF
Publication page992b194470aefca9b3b50e351f342fb80b14bebe80e5dfdc191af07c177a68a0
Manifest886597626780e28a29b543309398e6e72cc192578493153e26dfe52c1c9ba522

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
SignaturerUz/PZAxya0WvIKPfvLpcnEuVYNS2T78q/vjORwX/aK/VjPb3ZSHe6z/uK+fuX4ssgOstqBtuGtcehDHC3mmDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:15:30.718970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042011
observed 992b194470aefca9b3b50e351f342fb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:30.699673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042011/manifest.json
observed 886597626780e28a29b543309398e6e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:30.681986ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042011/publication.md
observed de6c1f0a2a48b8a0ab315f31970673d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:30.663325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042011/publication.txt
observed af537b09c1dc3ff167c505e63f6e3929...
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.