OpenTechnical

OT-2026-000012663

Publication integrity record

Four cup vacuum gripper, four zone face, three stage ejector, pulsed blow-off before 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-2026-000012663) never changes.

Identity and time

Publication numberOT-2026-000012663 · never reused
Internal UUID01a0ae6d-5562-7958-8b57-9802f0e7c89c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:16.019734Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012663
StatusPUBLIC

Content hashes

Canonical text7b627b3aa7563946c7534f15282b244e606db23d8adcceeb0a4fa7cb2784fed3
Markdowna93d97069f8c9e09eed4ca711da800c6a6e12ca8bef40fe2e4169da15e852a98
PDF
Publication pageac1192273981496c42c77d8bd1c1d335023dcec4fe8a0c87b245e3819b44f2fe
Manifest17fe040cdf06ba9d082c70eefa058698edb01f4c88d71cba08639192af37ef18

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
SignaturewSje27OKVuj6wX50pcp6BN22JvrQ4WPnZj0mAF9zw1GyJdUbOzv9R8TnJXIUzJNDFA+YuRtE3ipm1AEknNwUCw==
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

2026-09-17T12:10:18.207752ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012663
observed ac1192273981496c42c77d8bd1c1d335...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:18.013288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012663/manifest.json
observed 17fe040cdf06ba9d082c70eefa058698...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.994539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012663/publication.md
observed a93d97069f8c9e09eed4ca711da800c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:17.976003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012663/publication.txt
observed 7b627b3aa7563946c7534f15282b244e...
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.