OpenTechnical

OT-2026-000025124

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, pulsed 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-2026-000025124) never changes.

Identity and time

Publication numberOT-2026-000025124 · never reused
Internal UUID01a0ae71-5fa5-713d-9296-65479cef6e28 · 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-2026-000025124
StatusPUBLIC

Content hashes

Canonical texte0aff17b51f531767fa50a7e41bfadabe1055c25af3f10688e752c1b69748c08
Markdown0e6426d0141af2de43da245e53544d4a7c4d77e259d1282b3f3c755fc957ad6e
PDF
Publication pagee99b6557a1a46c9ed37a808123881cb9e72068474767ef5941207f220ca930ca
Manifest64bc18cd81f7680897f892326b7437e1ca0e651cef924ef32fe8a21fdf4cc353

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
SignatureEliBHf5k5QNzUYA5kh3TbzTWgZ1qtoomLnpP2GoNF77TWct+dfN30qhCklaKtsfUBKb78WgPrK1k7T2X7e2BAQ==
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

2026-09-17T11:47:00.132323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025124
observed e99b6557a1a46c9ed37a808123881cb9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.115862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025124/manifest.json
observed 64bc18cd81f7680897f892326b7437e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.099912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025124/publication.md
observed 0e6426d0141af2de43da245e53544d4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:00.082132ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025124/publication.txt
observed e0aff17b51f531767fa50a7e41bfadab...
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.