OpenTechnical

OT-2026-000016355

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, 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-2026-000016355) never changes.

Identity and time

Publication numberOT-2026-000016355 · never reused
Internal UUID01a0ae6e-2d12-73bc-b85d-62dd9be02599 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016355
StatusPUBLIC

Content hashes

Canonical text7ce984bc5fd7e676b805452160c86d36c932015d660c1b7bd862508f2bb06ea9
Markdownb39d9bbd944ae1cd86d199416daceea7e9b6c071591fc364b57d1b0e1f0c8e45
PDF
Publication page2838b1e52181fba08e575378330219528a327823e042d562a49d81d4a47354a2
Manifest6591c574bf440a5d447185fbeba4699b1e8024813a6851e409b203eac4f1c134

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
SignaturegAXeV2YXE4XLg61L1VBjk2ovq22HsqynWV6zxTCULwRSL+VrfqzoT2IGf79ucOB15WbLxIQjZLFVER7RGLKeBQ==
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

2026-09-17T12:04:25.475068ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016355
observed 2838b1e52181fba08e57537833021952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.457732ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016355/manifest.json
observed 6591c574bf440a5d447185fbeba4699b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.438755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016355/publication.md
observed b39d9bbd944ae1cd86d199416daceea7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.420402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016355/publication.txt
observed 7ce984bc5fd7e676b805452160c86d36...
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.