OpenTechnical

OT-2026-000037713

Publication integrity record

Four cup vacuum gripper, four outlet manifold, two stage ejector, manifold 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-2026-000037713) never changes.

Identity and time

Publication numberOT-2026-000037713 · never reused
Internal UUID01a0ae77-b8d0-7ac1-999f-4e05daa53eb8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037713
StatusPUBLIC

Content hashes

Canonical text8f0dc3a5d79fb92efddd8220f03da0894a2a10ff216fe0158faf508617127c9f
Markdown7e5608ea2f4fc013941a1aa95fc671d72ffe11b0819be9dd34e2679d0a22e9f2
PDF
Publication pagee8c61eacaff54638f28da54fc74a0b189b9bc64dd8421345ce7929e17ebe4e26
Manifest557abf9235949d46ba8f9dbc240e8f8b28e5cd7b9cb25225611cc26d53c823d3

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
Signaturegnhkd9vz9Ombx00DLDdFxkvemejybcdsPQut3DoabH26EuaY5usOO5ZSujW4xLlY0tq0c2gRCMHhEuw6rRmSBQ==
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

2026-09-17T11:24:18.394284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037713
observed e8c61eacaff54638f28da54fc74a0b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.378509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037713/manifest.json
observed 557abf9235949d46ba8f9dbc240e8f8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.362567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037713/publication.md
observed 7e5608ea2f4fc013941a1aa95fc671d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:18.343878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037713/publication.txt
observed 8f0dc3a5d79fb92efddd8220f03da089...
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.