OpenTechnical

OT-2026-000066848

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000066848) never changes.

Identity and time

Publication numberOT-2026-000066848 · never reused
Internal UUID01a0ae8e-ce43-709c-a60d-af542844b4b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066848
StatusPUBLIC

Content hashes

Canonical text8f675415721c6f57675f0394c8e5ed72c431df93224f296ff8c5572fa8ae39d6
Markdownb0a59a9c8e87c07b59829bc047b29accc3581f1ead042f6a3a41cc35bedfad50
PDF
Publication page461c371b7485bc7ad1eba0f5564af7a4774f1523d5b3783331b4fbaeed746bec
Manifest90273f5227fa14281148f5f982fd07f2ceaaebb0fe6c3b97829c1d91e27abc36

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
SignatureiHi3b4JYFnP5l5YwHVtHXu057Fl4cCGz8i7kWpwzTRT7w/G1uKxH+X8gUFR2qS5+5C39lxu/4fnLrgxKJDbSDQ==
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

2026-09-17T10:33:17.245284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066848
observed 461c371b7485bc7ad1eba0f5564af7a4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:17.225776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066848/manifest.json
observed 90273f5227fa14281148f5f982fd07f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:17.206452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066848/publication.md
observed b0a59a9c8e87c07b59829bc047b29acc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:17.188910ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066848/publication.txt
observed 8f675415721c6f57675f0394c8e5ed72...
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.