OpenTechnical

OT-2026-000047201

Publication integrity record

Two cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold 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-2026-000047201) never changes.

Identity and time

Publication numberOT-2026-000047201 · never reused
Internal UUID01a0ae7e-d0f9-7984-a857-3e62e90a14e8 · 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-2026-000047201
StatusPUBLIC

Content hashes

Canonical text42211b7866a62f875b107546d69daff49dca28e758aec32635d3fa5caf6528aa
Markdown5b94979ad39549518245003074d363b9c4cbb83693f30715d02e38bcbdec8677
PDF
Publication pagebf13601a585c31c39ada50bce58f82ea81ed1a6defdb60b3bb9a5d72dd16194b
Manifest9edd7893ab76e338b0f68bf64f0e8a6abc804bdc190332362610c8deb118052c

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
Signature8fqmSO6UiVbrX6vx01CzkQUI9KsF6uLsIwPbAKauJAPLeQnJheXCy/xaezE92Py8a8cXSU340GethrXz7swgCg==
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

2026-09-17T11:10:34.853317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201
observed bf13601a585c31c39ada50bce58f82ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.835720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201/manifest.json
observed 9edd7893ab76e338b0f68bf64f0e8a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.817280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201/publication.md
observed 5b94979ad39549518245003074d363b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:34.800273ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201/publication.txt
observed 42211b7866a62f875b107546d69daff4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.901621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201
observed bf13601a585c31c39ada50bce58f82ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.882642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201/manifest.json
observed 9edd7893ab76e338b0f68bf64f0e8a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.864337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201/publication.md
observed 5b94979ad39549518245003074d363b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:08:01.846394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047201/publication.txt
observed 42211b7866a62f875b107546d69daff4...
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.