OpenTechnical

OT-2026-000047109

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, sustained 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-2026-000047109) never changes.

Identity and time

Publication numberOT-2026-000047109 · never reused
Internal UUID01a0ae7e-d0f8-7791-a153-eb0cf4197505 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:21.770727Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047109
StatusPUBLIC

Content hashes

Canonical text1a4ee6208789c06fa24a3f588c6c2b8d87bab0e23d1b442b8d02ed71fa175e17
Markdown9e8c51425fc5769bb643d148e02c5d453c425763d2db30c9aed826a461068cd4
PDF
Publication pageae09176c97939ddaf6637f2cf6688adc01a570d6ed6cc7cbdb39cbf4375f94e1
Manifest6f86381f952ecd79d5a825f3c260a79db40b2fefe39a86d0f369ec5e2c6a04ba

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
SignatureHJ8kerL9oEr2GYOmBRainEcqkoQZO/w3pvwG1CXbZZUhCv6WMl41SSEJyAN2tCCWEbKon4JtOUjO5HDReiHuCQ==
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

2026-09-17T11:10:26.037977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109
observed ae09176c97939ddaf6637f2cf6688adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:26.016790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109/manifest.json
observed 6f86381f952ecd79d5a825f3c260a79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.997092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109/publication.md
observed 9e8c51425fc5769bb643d148e02c5d45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:25.980048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109/publication.txt
observed 1a4ee6208789c06fa24a3f588c6c2b8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.277228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109
observed ae09176c97939ddaf6637f2cf6688adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.258147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109/manifest.json
observed 6f86381f952ecd79d5a825f3c260a79d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.239434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109/publication.md
observed 9e8c51425fc5769bb643d148e02c5d45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:54.218258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047109/publication.txt
observed 1a4ee6208789c06fa24a3f588c6c2b8d...
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.