OpenTechnical

OT-2026-000015345

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000015345) never changes.

Identity and time

Publication numberOT-2026-000015345 · never reused
Internal UUID01a0ae6d-ef49-7cea-a67f-8a58118dd8ea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015345
StatusPUBLIC

Content hashes

Canonical textc737a15a22da5bd4b37b31506838391573451ad5de0ec2efeab2d5e3bc4717a6
Markdownbe70c3b0a2df834db3de1d029ca211fe2b50f461d3d0c5f562239fc8bee00d80
PDF
Publication pageb1f0b96e9323d1fccf95925eec70620055e7ff9c6ebd2f8073c6936826d9f776
Manifest8a8634cc979a43eab071d3db4468f502b3a6c822304b1bff555561a3667b3f96

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
SignatureZlSTu7CEaDO3+PAt5ajl4ikO+o2dkMntD0g4nf5zk+hUdQ+u7EhONqVhuU2k5nxNAY6Szf4k/+KN3z34mnphAQ==
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

2026-09-17T12:06:02.933775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015345
observed b1f0b96e9323d1fccf95925eec706200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:02.915571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015345/manifest.json
observed 8a8634cc979a43eab071d3db4468f502...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:02.891116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015345/publication.md
observed be70c3b0a2df834db3de1d029ca211fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:02.871751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015345/publication.txt
observed c737a15a22da5bd4b37b315068383915...
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.