OpenTechnical

OT-2026-000047049

Publication integrity record

Six cup vacuum gripper, six 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-2026-000047049) never changes.

Identity and time

Publication numberOT-2026-000047049 · never reused
Internal UUID01a0ae7e-d0f7-7f81-b3b5-449304219883 · 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-2026-000047049
StatusPUBLIC

Content hashes

Canonical text2a1d448d2ed78d20bdde90b3a1477a49df87a4e5f8306fdd729daef07937be7e
Markdown5eb6d6501765c7812ee9955abe17695df7b768e4acc5879be0bbc732912afb52
PDF
Publication page41d7e50a8ce5ce51b2efaa76bb21fc47f43364d2d598c7613ddfb584d6dd3de2
Manifest685bb8eee3a0932dffa6a23cdbc5733bce8c4b5d68fdcf89de2e066be4786cb5

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
SignaturehHrqhjnK3w3uKc7uHSORUxt9UbZnlN4l3Qsv5B3Ogq17a7G/cJ/uGSfV1dHUhy8DgIomFxsj8pFhJcn6cy8yBg==
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

2026-09-17T11:10:20.532197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049
observed 41d7e50a8ce5ce51b2efaa76bb21fc47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.509936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049/manifest.json
observed 685bb8eee3a0932dffa6a23cdbc5733b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.484978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049/publication.md
observed 5eb6d6501765c7812ee9955abe17695d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:20.463320ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049/publication.txt
observed 2a1d448d2ed78d20bdde90b3a1477a49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:49.013849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049
observed 41d7e50a8ce5ce51b2efaa76bb21fc47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.996496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049/manifest.json
observed 685bb8eee3a0932dffa6a23cdbc5733b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.977804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049/publication.md
observed 5eb6d6501765c7812ee9955abe17695d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:48.958084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047049/publication.txt
observed 2a1d448d2ed78d20bdde90b3a1477a49...
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.