OpenTechnical

OT-2026-000024501

Publication integrity record

Three cup vacuum gripper, three 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-2026-000024501) never changes.

Identity and time

Publication numberOT-2026-000024501 · never reused
Internal UUID01a0ae70-e8cb-74cb-bff8-bb146e1edac8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:10.360874Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024501
StatusPUBLIC

Content hashes

Canonical text958bd4a979d959b9a734ec29e6ac208945ce670e5a3009e7eaae8decdda11dbc
Markdown305a00ebc2893c2954b294b4308aaa8873cd854c4f53cd057fad4e1641ba1427
PDF
Publication page5aa5cd6c4bcb1af9ac70d2c77d338825769f378baecda5b1e9738cc079689551
Manifest1d95cecbb99967befd65e0dc58d58cb2ad698c7bd7e3edaf28a9a131e8d4df41

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
SignaturezVKOZfvmYH75uAGSskCJJy+K7Fv39ltRa5Sca+7x4n2d5JSe+i8L52pbwppls3to1gTPM7I75R/cnercXsGuCg==
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

2026-09-17T11:50:30.988580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501
observed 5aa5cd6c4bcb1af9ac70d2c77d338825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.957574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501/manifest.json
observed 1d95cecbb99967befd65e0dc58d58cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.933583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501/publication.md
observed 305a00ebc2893c2954b294b4308aaa88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:30.910616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501/publication.txt
observed 958bd4a979d959b9a734ec29e6ac2089...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.173658ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501
observed 5aa5cd6c4bcb1af9ac70d2c77d338825...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.153548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501/manifest.json
observed 1d95cecbb99967befd65e0dc58d58cb2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.131013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501/publication.md
observed 305a00ebc2893c2954b294b4308aaa88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:49:40.105947ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024501/publication.txt
observed 958bd4a979d959b9a734ec29e6ac2089...
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.