OpenTechnical

OT-2026-000012288

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, 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-2026-000012288) never changes.

Identity and time

Publication numberOT-2026-000012288 · never reused
Internal UUID01a0ae6d-39f5-75ef-b813-5f23d09b3db0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012288
StatusPUBLIC

Content hashes

Canonical text8fcc3b848bcbe6516d1dd59a3175f48115fbca7bd931cd534193923b2f5f6215
Markdown45eb917b69001b948387fe3733bb695d1a6040b85521829b803e3da5bba58941
PDF
Publication pageface96d376414935ea3aef4bd5a5320f5a84600163d0e4be5a1e8a78cae118f3
Manifest7926131bd9a4b1dbeac8696c7a2ddf9bd6520c0595b2a05733a2d0b547b3874c

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
SignaturegnXI6tpEFBCx0h5wyyoWSUUcJUfJIHMrmoJrt5opWNxPDoMRDYgaZSunaWf3YBKuiGOgM4m0GCMZaeXtHGhmCg==
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

2026-09-17T12:11:13.733109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012288
observed face96d376414935ea3aef4bd5a5320f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.714261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012288/manifest.json
observed 7926131bd9a4b1dbeac8696c7a2ddf9b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.696572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012288/publication.md
observed 45eb917b69001b948387fe3733bb695d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:13.677875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012288/publication.txt
observed 8fcc3b848bcbe6516d1dd59a3175f481...
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.