OpenTechnical

OT-2026-000044765

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000044765) never changes.

Identity and time

Publication numberOT-2026-000044765 · never reused
Internal UUID01a0ae7c-911a-7786-8b8c-00872039c379 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044765
StatusPUBLIC

Content hashes

Canonical textabf69bfaedccd6e9ca6ca0241d9e7ef574baf4bfd2ed3e81de8b807830f6f97b
Markdowna0bb76ea3de4d98fca3253e30f8b2db6d16a90dad08faf1dc45cabf803637ef7
PDF
Publication page6d9847160db91f4335629f2d9f58d9a5a9844753184448cc65d48695354f1cb3
Manifestf8e2a5cdac934c510ab2105556ce8839bd251843788ecdeff3e5928c0a1d2f70

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
SignatureLdLQtPO/iMzcNkFbNNbCuFQtnAbZzcWmZKhweTOzLlHiUiJWuVDcC4nkHNukR3GTc58OGiXBWW6QmFhKZSzwAg==
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

2026-09-17T11:11:23.175427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044765
observed 6d9847160db91f4335629f2d9f58d9a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.157752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044765/manifest.json
observed f8e2a5cdac934c510ab2105556ce8839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.139794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044765/publication.md
observed a0bb76ea3de4d98fca3253e30f8b2db6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:23.120776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044765/publication.txt
observed abf69bfaedccd6e9ca6ca0241d9e7ef5...
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.