OpenTechnical

OT-2026-000037049

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000037049) never changes.

Identity and time

Publication numberOT-2026-000037049 · never reused
Internal UUID01a0ae77-7740-7c28-b4a1-a5eecdf7df28 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037049
StatusPUBLIC

Content hashes

Canonical textbee76812034b21c161d9ed214dd8766bef26f239322f96384c6fbd51c166a33d
Markdown91d2fd32445d473381f21128072d5bd75b83929e02dfbd788544ad919e72cd52
PDF
Publication pagebfcb374b63a50989cb9c6f2443ef1b11383b1cd63179d262c0b06ea3f0984b27
Manifestd0529af41c9b6a40a739728fdd80517ef82f811214153f6a18af1d283a6a829a

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
SignaturefNfNp8ANKpb9lPL4tC4JS8TyCvSYYu+R8iJpUrQTN5HITV+mlDRLeKE/jbpJce5mjdZ9VyFCyWQQYs23glyLAA==
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

2026-09-17T11:24:54.052364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037049
observed bfcb374b63a50989cb9c6f2443ef1b11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.028821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037049/manifest.json
observed d0529af41c9b6a40a739728fdd80517e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.001513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037049/publication.md
observed 91d2fd32445d473381f21128072d5bd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:53.976307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037049/publication.txt
observed bee76812034b21c161d9ed214dd8766b...
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.