OpenTechnical

OT-2026-000057239

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000057239) never changes.

Identity and time

Publication numberOT-2026-000057239 · never reused
Internal UUID01a0ae87-d5bb-7f46-900a-3a13b7c0770f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057239
StatusPUBLIC

Content hashes

Canonical text58480a4342199cb2a003e204c92fa8b723106b7cec1f05949871cb5f9229371a
Markdown0c733157aadc479c8ff0c7270365cf3063b8456225f2ed32ff10f61bb2de22c9
PDF
Publication page4ef775c5ca342b637005b236b408ec69460fd73e5aa9e5f49f8a200c886be879
Manifeste298105ce8f5ac9cf1fc3dde83905e68bf701697273f3457e3b8b1b80a554af3

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
SignatureXfHHVw57/J3nqdn6Mf8rz/CD/pGKt5NsyNjYE52WeHUGRgQUV9KTexoe+pFpKeMbVKZVZKBj1JRnUrF8+akhBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:18.141352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239
observed 4ef775c5ca342b637005b236b408ec69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.109832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239/manifest.json
observed e298105ce8f5ac9cf1fc3dde83905e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.090443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239/publication.md
observed 0c733157aadc479c8ff0c7270365cf30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:18.045727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239/publication.txt
observed 58480a4342199cb2a003e204c92fa8b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.722371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239
observed 4ef775c5ca342b637005b236b408ec69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.702384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239/manifest.json
observed e298105ce8f5ac9cf1fc3dde83905e68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.661288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239/publication.md
observed 0c733157aadc479c8ff0c7270365cf30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.623736ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057239/publication.txt
observed 58480a4342199cb2a003e204c92fa8b7...
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.