OpenTechnical

OT-2026-000014925

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000014925) never changes.

Identity and time

Publication numberOT-2026-000014925 · never reused
Internal UUID01a0ae6d-d095-7c67-88c7-2d9febd82610 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014925
StatusPUBLIC

Content hashes

Canonical text95e13ae6d852c4cda06c853b7d0a983ad525f4441b830a625ffdc239d94c8c4a
Markdown8cd044958486adf043ad48f3f5266a7ee45fa45da8e0b8475ce2cfcee7bf9003
PDF
Publication page386ab29454da137ab90dccb393f84e822c30419ff9c4ff57f771291b4f921ef6
Manifest6d6b847fd06091cebbdfe50e83101bcd486b8eab0e3275393a5f9ce6e465af98

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
Signaturecjb7YE6SzJNwEmwXirpKpLC52X9asC1usjzuTUPatNWgwjT9d9Ctt9yMXiNtPIusNQaQsRCavY0GcriMZgUaAg==
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

2026-09-17T12:06:51.926437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014925
observed 386ab29454da137ab90dccb393f84e82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.909617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014925/manifest.json
observed 6d6b847fd06091cebbdfe50e83101bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.892535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014925/publication.md
observed 8cd044958486adf043ad48f3f5266a7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:51.874873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014925/publication.txt
observed 95e13ae6d852c4cda06c853b7d0a983a...
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.