OpenTechnical

OT-2026-000051507

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000051507) never changes.

Identity and time

Publication numberOT-2026-000051507 · never reused
Internal UUID01a0ae83-7c80-7d92-8552-a28ac06e185b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051507
StatusPUBLIC

Content hashes

Canonical textac7b349989083e30427bc341ecddc7964a3e802e04daf71114d9b63d8d906158
Markdown0842f5b0618222ea5fc2cc4e79b0ce42617dcf807ac69d4749a5825fb17043f9
PDF
Publication page7d47d08446e3415c18f8ac6194ef23f17e0f3995e7510dd5aaf134a4ac492994
Manifestb04240f9ce5e02acb6929c20c919fbfc66e1e105b94e0a43dcb0fab4d0502794

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
SignatureOPvh1s97k9Gkx0GM6wURThRAGM4w3MneXpz6MYlgaCR+6CLJ18843urIHfuSZ+Q6ik43J4sO6O0s6YIuDiutDQ==
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

2026-09-17T10:58:19.548541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051507
observed 7d47d08446e3415c18f8ac6194ef23f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.529673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051507/manifest.json
observed b04240f9ce5e02acb6929c20c919fbfc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.511193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051507/publication.md
observed 0842f5b0618222ea5fc2cc4e79b0ce42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:19.491435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051507/publication.txt
observed ac7b349989083e30427bc341ecddc796...
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.