OpenTechnical

OT-2026-000023434

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, sustained 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-2026-000023434) never changes.

Identity and time

Publication numberOT-2026-000023434 · never reused
Internal UUID01a0ae70-7268-7fd5-8e0a-fd593882ba92 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023434
StatusPUBLIC

Content hashes

Canonical textadf244a4415d0acd5a5cddd89c40cd4f114e00f4bd91bad0ac7d37abe552c3d4
Markdownaf6569fd73b5ad8a44899ddc35dc7728e042b0e318d096dd90610da886d79c0e
PDF
Publication pagec5e6fbb64ab911e850514d4f11d23a20427f8eb1074a1181e7e99724a3049aa4
Manifest66aa210e861225bbc20ba828f5e3fb7a7f1d62501524a975e256b2aec2f9450c

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
SignatureP8EIDIo3sHnFotmTpJ0Lx9len3qikQFx6QVH51ruExzED/gVdziksvLrVH9BEjUAWsz9hneE2pd9akFOrhR1Dg==
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

2026-09-17T11:51:38.858445ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023434
observed c5e6fbb64ab911e850514d4f11d23a20...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:38.839892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023434/manifest.json
observed 66aa210e861225bbc20ba828f5e3fb7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:38.816430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023434/publication.md
observed af6569fd73b5ad8a44899ddc35dc7728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:38.800949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023434/publication.txt
observed adf244a4415d0acd5a5cddd89c40cd4f...
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.