OpenTechnical

OT-2026-000011248

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, single 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-2026-000011248) never changes.

Identity and time

Publication numberOT-2026-000011248 · never reused
Internal UUID01a0ae6c-5410-79fa-8f41-42c4004e9fcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011248
StatusPUBLIC

Content hashes

Canonical text1b4f27a93e1f9ff85c9be7ad85ee16fbb8fddb6bc7cf891467c1dbf3ab6a4a53
Markdown15d9eac939a2f86120d36e5c5d0a71a8ca1e60b48b6033b801a5c60edb8bf056
PDF
Publication pageddfc41df981b6af6fd6e2cd04a41e34501f0f5f6152f13724e1b61a440a7b356
Manifest8d639d43d3fcd7c656511a9316867c1769cfb14a8a73acd3e476adfdaf178d89

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
Signaturel/d5sWpMwQjzHBuybN0ouCuMlTPxwOKsdGs40EGVvYiT2IYEVtzqlWJhdq3p3V9pa2lkcFlKJ2hTnpf6IIUlDA==
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

2026-09-17T12:14:12.865141ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011248
observed ddfc41df981b6af6fd6e2cd04a41e345...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.846493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011248/manifest.json
observed 8d639d43d3fcd7c656511a9316867c17...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.827668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011248/publication.md
observed 15d9eac939a2f86120d36e5c5d0a71a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:12.809621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011248/publication.txt
observed 1b4f27a93e1f9ff85c9be7ad85ee16fb...
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.