OpenTechnical

OT-2026-000038797

Publication integrity record

Three cup vacuum gripper, three outlet manifold, 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-2026-000038797) never changes.

Identity and time

Publication numberOT-2026-000038797 · never reused
Internal UUID01a0ae78-769f-7d06-a0f1-f26b5672e3a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038797
StatusPUBLIC

Content hashes

Canonical text233c95c6d6b675bc4f43b0d0bc23f0387e27514ea35180ad74be2bbf3b98803f
Markdown032f065ff748d4fe1b522478ed6c98ba99fb718a2125759a2a7efd33a3d3bea4
PDF
Publication page73a1df1ff280e612681ab250dcd10057d8a91ba8324d977f03b33f7129fd24f5
Manifest1d45777e6993397808a30603cb5a19577131ae30eb95745350becc2b310c5cb2

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
SignaturemX0qKkocBUit8xG8TeySSvK1z59GuWg8ClJ2bhSoKY5Et6U9JJMs3DpntsnuwLk4LDiq4aTyqG253iKnoAksDQ==
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

2026-09-17T11:21:20.996992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038797
observed 73a1df1ff280e612681ab250dcd10057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.976742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038797/manifest.json
observed 1d45777e6993397808a30603cb5a1957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.955533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038797/publication.md
observed 032f065ff748d4fe1b522478ed6c98ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:20.935611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038797/publication.txt
observed 233c95c6d6b675bc4f43b0d0bc23f038...
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.