OpenTechnical

OT-2026-000050068

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000050068) never changes.

Identity and time

Publication numberOT-2026-000050068 · never reused
Internal UUID01a0ae81-fd78-7eeb-beae-f765d0899294 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:35:49.774136Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050068
StatusPUBLIC

Content hashes

Canonical text16f8236b3c5cb1fdf14a4cfe6339f8b4e146a243e57320e6e778d1a9e482bc59
Markdowna67ac3cd4d915e5eaadd607363b463d0e7cea1b82df206b16f4f440746cf2e78
PDF
Publication page0ef477508a9cec83d1a145849778f6057231d9dcc640968b7c0c0cfcd7b10b79
Manifesta8f39a9ffc5fd9097a152c9edfc894ce90bb897bdd254b2c8ceef1e38b41c851

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
Signature5LuoyDbeInobOMSn1Z44cveIeBs2ZWZ3V1kVRwIJ3tTZSatyJ5xGv5OtMNEm4AYhOCq3tgEjePpfKLGojdt+Cw==
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

2026-09-17T11:02:03.223696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050068
observed 0ef477508a9cec83d1a145849778f605...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:03.204482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050068/manifest.json
observed a8f39a9ffc5fd9097a152c9edfc894ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:03.186710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050068/publication.md
observed a67ac3cd4d915e5eaadd607363b463d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:02:03.169286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050068/publication.txt
observed 16f8236b3c5cb1fdf14a4cfe6339f8b4...
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.