OpenTechnical

OT-2026-000039863

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000039863) never changes.

Identity and time

Publication numberOT-2026-000039863 · never reused
Internal UUID01a0ae78-d8d6-7343-8e84-002484deadca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039863
StatusPUBLIC

Content hashes

Canonical textc9e56d52eec4f13aa16d925f24cee4e40e85e0ca8472a1ec883e100e18b7a136
Markdown3684dd7de873bff3334fa91107191394f33e9c8231e4571d1fc530456954a3f6
PDF
Publication pagef74b6e079ca9623228ca12e10aae444d6c46cc1dfee5f57f0da15c78995a6bbb
Manifest0f4a492cfd9a7d08a3fbf1f73c22b7452da3bfb41827a7be2de3a09e235b4589

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
SignaturehwEVnNO7ytmB2/9vgXv86DWaGL/IRsnY5IEMoICNVUe2GafCHBepo5LEbSVBpUYRcYy16SiFgajBcUlVGT7SDw==
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

2026-09-17T11:20:08.553658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039863
observed f74b6e079ca9623228ca12e10aae444d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.535672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039863/manifest.json
observed 0f4a492cfd9a7d08a3fbf1f73c22b745...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.518224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039863/publication.md
observed 3684dd7de873bff3334fa91107191394...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.499163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039863/publication.txt
observed c9e56d52eec4f13aa16d925f24cee4e4...
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.