OpenTechnical

OT-2026-000037285

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, 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-2026-000037285) never changes.

Identity and time

Publication numberOT-2026-000037285 · never reused
Internal UUID01a0ae77-b8cc-741e-ad48-35f8367e1465 · 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-2026-000037285
StatusPUBLIC

Content hashes

Canonical textc2891d238282ade8b306c981bd5501800eda362f820d6ac135020be3f0070fe6
Markdowna46331c70bd8494492a439cf1e442f960baa9a0ea1b1869fd25e45bbba438871
PDF
Publication page45956926f04d160fd5edba72cc38e1890c42194c151c28a451f8f9d95a0228a5
Manifestf4b9aa4da9ecac0a96d842ce9a1661fcf6de5d4343250ba601f5b23d62fc48ec

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
SignatureoSi1YFUnLyaZAEAXj0o95gVSxTpYdEC+0oxKjBm4UlZcO1lR16Kk54EIGNl7N+tEXesQ7nNqNt4oujp4b1fWAw==
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

2026-09-17T11:23:33.966798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037285
observed 45956926f04d160fd5edba72cc38e189...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.947523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037285/manifest.json
observed f4b9aa4da9ecac0a96d842ce9a1661fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.930574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037285/publication.md
observed a46331c70bd8494492a439cf1e442f96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:33.913226ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037285/publication.txt
observed c2891d238282ade8b306c981bd550180...
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.