OpenTechnical

OT-2026-000016208

Publication integrity record

Six bellows cup vacuum gripper, six 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-2026-000016208) never changes.

Identity and time

Publication numberOT-2026-000016208 · never reused
Internal UUID01a0ae6e-2d11-7885-a40a-ce8c15b19d12 · 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-2026-000016208
StatusPUBLIC

Content hashes

Canonical text19054847ffa8278f2f0fd9b0b9161c535a8bde8948bd826f84de7c600f2ed6ef
Markdown6b22da724b00624192e1c76d884f2b897780c4d144fbdba2d0eb30b42abb3f5d
PDF
Publication page79958b8ff23f4bd7879a6c13a01a4c9d7facb909ac1068677a3d22c433d99caa
Manifest42647904ed21f90519c2101fabb7d1d20ff36b62b2543be9695aa7a3b2d4f147

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
Signaturew7zdmAYzyhCy5zc245qUJf/rt43NrYdTUMl0Pae9QTGdskI7753Z/Bu5DOcmxA0zspqxrPQ8jloRZCQr1Rt0Aw==
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

2026-09-17T12:03:40.097926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016208
observed 79958b8ff23f4bd7879a6c13a01a4c9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:40.076812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016208/manifest.json
observed 42647904ed21f90519c2101fabb7d1d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:40.058592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016208/publication.md
observed 6b22da724b00624192e1c76d884f2b89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:40.040149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016208/publication.txt
observed 19054847ffa8278f2f0fd9b0b9161c53...
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.