OpenTechnical

OT-2026-000025210

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line 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-2026-000025210) never changes.

Identity and time

Publication numberOT-2026-000025210 · never reused
Internal UUID01a0ae71-5fa6-7e7b-9adc-163e2b64cb11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025210
StatusPUBLIC

Content hashes

Canonical textb38e63ed82225f6c03d2f583c34e6ae9b65c3a7c176c51c28f6cc0f5e10c4ef2
Markdownb6ff65cc1e7069e71f96ab0fdb10a9fde9196d1118524d1742affa94e9c1a47b
PDF
Publication paged1cb49e076ba58bea9d1f11cdb2137800c0558e6f5a0f176c671610a1b3e25ca
Manifest68f7dd22637424d4efed559d0fcbc61b403a45a435c569d26ab45e3a4df6c659

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
Signatureb7Rqb4A+lWtPdv6zyMoxOY55p5GRxvWtFZ3ecCvo29q6dAgFx0IARPdGKj7TG7BnIxnORKOd6mYAFCj5bKPlCg==
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

2026-09-17T11:47:12.382597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025210
observed d1cb49e076ba58bea9d1f11cdb213780...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.365108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025210/manifest.json
observed 68f7dd22637424d4efed559d0fcbc61b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.347500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025210/publication.md
observed b6ff65cc1e7069e71f96ab0fdb10a9fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:12.327944ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025210/publication.txt
observed b38e63ed82225f6c03d2f583c34e6ae9...
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.