OpenTechnical

OT-2026-000047122

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line 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-2026-000047122) never changes.

Identity and time

Publication numberOT-2026-000047122 · never reused
Internal UUID01a0ae7e-d0f8-7770-9097-7b49ad5b63d5 · 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-2026-000047122
StatusPUBLIC

Content hashes

Canonical text8f2ccf0f64169a29d3662ae9099f84148ed1352a5ea0996d550329fad564a5b2
Markdown41933e8743896d6b412583911b518a0e41a7f9792582ce875c6ded479f7d5250
PDF
Publication page0825f5ae9085592c77a903ccbb4040e5a82239793567aa832eaaef307d2c16fd
Manifest2adc0afd60b8f2484fa587823011caea2e63f74085cad74781150b8957112f0c

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
SignaturetLAoQURM7MO+fSHA1BWwYWAYJBr8LlIsXdUOD2aWTHqkScadmHDmFs9tlJCGzK+/W6w3DlCDtCLD2xgxKooZBQ==
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

2026-09-17T11:10:27.099978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122
observed 0825f5ae9085592c77a903ccbb4040e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.081236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122/manifest.json
observed 2adc0afd60b8f2484fa587823011caea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.064203ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122/publication.md
observed 41933e8743896d6b412583911b518a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:27.047480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122/publication.txt
observed 8f2ccf0f64169a29d3662ae9099f8414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.374378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122
observed 0825f5ae9085592c77a903ccbb4040e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.355551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122/manifest.json
observed 2adc0afd60b8f2484fa587823011caea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.336940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122/publication.md
observed 41933e8743896d6b412583911b518a0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:07:55.317749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047122/publication.txt
observed 8f2ccf0f64169a29d3662ae9099f8414...
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.