OpenTechnical

OT-2026-000042000

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed 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-2026-000042000) never changes.

Identity and time

Publication numberOT-2026-000042000 · never reused
Internal UUID01a0ae7a-5d6f-76e6-bce4-64afd202fc67 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:27:30.052779Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000042000
StatusPUBLIC

Content hashes

Canonical text9e230a83b200688ad1618bc2c544302606c14d6ad282a6fd0376aa3550211570
Markdown9becd5bcad10708d9b5bc9d1547bcca3ac1431fc5778c469cc666a93eda375b3
PDF
Publication page2006f79d4f70362bc0e0a1a5388c55cf0914fb1bd50ac8ba79ec3935c5070b28
Manifest3653b3007c91e6b4433f57c51271b1c48e8b31fb54c444826fa4dd04ac54e890

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
Signaturexxte8DXhzIBCxqpMMKA7rMpxMYlhD1ab+5kps80bh5OzUyf9vkC7r4e9YDRh7VUkplOXvIOijZbJFahrSoETAQ==
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

2026-09-17T11:15:29.925884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042000
observed 2006f79d4f70362bc0e0a1a5388c55cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:29.906049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042000/manifest.json
observed 3653b3007c91e6b4433f57c51271b1c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:29.883933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042000/publication.md
observed 9becd5bcad10708d9b5bc9d1547bcca3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:15:29.865883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000042000/publication.txt
observed 9e230a83b200688ad1618bc2c5443026...
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.