OpenTechnical

OT-2026-000017787

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, pump fed, 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-2026-000017787) never changes.

Identity and time

Publication numberOT-2026-000017787 · never reused
Internal UUID01a0ae6e-96fb-7f32-837f-e6b18fd27fdf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017787
StatusPUBLIC

Content hashes

Canonical textc50fefefe8ba3c8c8a6cea3014d034229b6412d93dc480d1825fdea3e5861c2f
Markdown1d1fae5ce36b770aa735e8c5ceaf71b8a96eddebe29f72cc8ec35c9cce97868e
PDF
Publication pagecd5538f1411a92a393b5704cb00d7a2efc2d8ebc24a5208f148c0f3d77985f1d
Manifest6aacb197e0080cb02562f8f2c3a8898e902390ee13f793e49e3e6212498ed836

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
SignatureFQ9m1oj07vC9637yPy4Cu/bfdcgTPwXwMHyjbEIepg6PSPhDxezdZm+1rrm03Fs/Yr1HWKYh8hVCEKw1J4b2Bg==
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

2026-09-17T12:01:44.960700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017787
observed cd5538f1411a92a393b5704cb00d7a2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.943511ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017787/manifest.json
observed 6aacb197e0080cb02562f8f2c3a8898e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.925385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017787/publication.md
observed 1d1fae5ce36b770aa735e8c5ceaf71b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.907742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017787/publication.txt
observed c50fefefe8ba3c8c8a6cea3014d03422...
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.