OpenTechnical

OT-2026-000047534

Publication integrity record

Six pad foam vacuum gripper, six 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-2026-000047534) never changes.

Identity and time

Publication numberOT-2026-000047534 · never reused
Internal UUID01a0ae7f-3e59-74b7-b7e5-8486979669ce · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047534
StatusPUBLIC

Content hashes

Canonical text1c7083610403f77172231b06ee354eeb76a776b503ed4f9981a3f0d97ef1432f
Markdown99b9abcc0616ff49aa6c8eb43688be818905589d321cdb2f1a8d92d7deec1a96
PDF
Publication page5c1bcea51bd2aed505189882e04a720ca6bcf7b4fd9eb47862fcf68d3e274c65
Manifest5f7a766d7325f6f2c70cdba9beedd6e2feebe99fb99677a00667e309af0d0c6d

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
SignatureOMdBwBQl/fqOtTkeHs1dENaKtgxrtjV8He0BldzPHBJIfbC44L5YMmmfSL6McqUazBStto0kY2PDthGIRbzcCg==
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

2026-09-17T11:06:38.968495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047534
observed 5c1bcea51bd2aed505189882e04a720c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.950915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047534/manifest.json
observed 5f7a766d7325f6f2c70cdba9beedd6e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.934073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047534/publication.md
observed 99b9abcc0616ff49aa6c8eb43688be81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.917010ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047534/publication.txt
observed 1c7083610403f77172231b06ee354eeb...
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.