OpenTechnical

OT-2026-000043125

Publication integrity record

Three cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000043125) never changes.

Identity and time

Publication numberOT-2026-000043125 · never reused
Internal UUID01a0ae7b-327a-73a4-baa5-15aaa39cb2ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043125
StatusPUBLIC

Content hashes

Canonical text14afb5a8dfa8b8c5e1a49a28517ac6b1b63bd09066854b23c1d416fc301f2b08
Markdownb17e20863c86f2714b075323b9743461a6370483ddba6b3163eb5222993d024b
PDF
Publication page20de6e9876fb196dd07c4b8b115cf1676eb6afbbae554544e4e041f390857a0d
Manifestd7191401266a2c88b9e265860d38a239d917b3c69f1c758908d4c2853c62c4d9

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
SignatureAftXAfK5IBq5PHARpwwEnIIbhT9qu0Z4yBjFach6UWmM7Q56rSEvFQ+92ksl9dOJd6tVBada4ZDBQt6jBf9xBg==
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

2026-09-17T11:13:33.348826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043125
observed 20de6e9876fb196dd07c4b8b115cf167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:33.330329ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043125/manifest.json
observed d7191401266a2c88b9e265860d38a239...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:33.309312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043125/publication.md
observed b17e20863c86f2714b075323b9743461...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:33.289391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043125/publication.txt
observed 14afb5a8dfa8b8c5e1a49a28517ac6b1...
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.