OpenTechnical

OT-2026-000026241

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000026241) never changes.

Identity and time

Publication numberOT-2026-000026241 · never reused
Internal UUID01a0ae71-a841-7d32-aa22-897521b9f87d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026241
StatusPUBLIC

Content hashes

Canonical text73677f51d88cfd4b891956f42cd12d04571f584058d1d25a3438c0966f47f84c
Markdown0247f94a8ef9604edfc544d737aebcbbec3ac71e5a21f58f030774092477cf16
PDF
Publication pagedde85ba747c9ea5feceb75015a1c5203ca8631efc453d4326a2a38e4c248e2f9
Manifest739f6bcacf0636ac06cd45a2fe3d51e7a6534a2e8bf42abf6df1d4a611374fad

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
SignaturexnZoDTDVYCcaSUCOrZwgWeTldOAVCVeMESx771dHGYAaVWiq1gQ3g0akcV7hLPkHgaQDxAUevVR0IYsStcQtDg==
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

2026-09-17T11:46:46.570017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026241
observed dde85ba747c9ea5feceb75015a1c5203...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.551536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026241/manifest.json
observed 739f6bcacf0636ac06cd45a2fe3d51e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.533521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026241/publication.md
observed 0247f94a8ef9604edfc544d737aebcbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:46.516408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026241/publication.txt
observed 73677f51d88cfd4b891956f42cd12d04...
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.