OpenTechnical

OT-2026-000034080

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000034080) never changes.

Identity and time

Publication numberOT-2026-000034080 · never reused
Internal UUID01a0ae75-df0c-77cd-9797-99114fbd9662 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034080
StatusPUBLIC

Content hashes

Canonical text492303ad5706814e33862916417f1314ece72416d4cf29504956478a95237d74
Markdownf17ac2ed23a1fbf6f628a96d5316e7b9dc131c14730b1d980e4c44a970a1ba20
PDF
Publication page45173277b10e384c717947dd88792926f7bf433ec9ef5a4cfd48511f542555e2
Manifestb42f57d02fffe8164e9fb1eb730767d683cfc126b5ba0921fd0ad6082318da30

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
SignatureauxKUljsdNXFZ6eEc8Vv3wnHhAfK0mLS4cJnIDiZ5asxLd20+tGjqyLcS13fq7iDw0DGj+WWDHFvgMj3nHRiDA==
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

2026-09-17T11:30:20.062914ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034080
observed 45173277b10e384c717947dd88792926...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:20.045406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034080/manifest.json
observed b42f57d02fffe8164e9fb1eb730767d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:20.021583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034080/publication.md
observed f17ac2ed23a1fbf6f628a96d5316e7b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:19.995520ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034080/publication.txt
observed 492303ad5706814e33862916417f1314...
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.