OpenTechnical

OT-2026-000017974

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000017974) never changes.

Identity and time

Publication numberOT-2026-000017974 · never reused
Internal UUID01a0ae6e-96fc-75cb-b011-9692fbdfc483 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017974
StatusPUBLIC

Content hashes

Canonical text928fa3d1350108ed685e18c0a064f1595a84ab7790c684af629003376fb4054a
Markdown9830d77e23aeb0d55a615664b3e3b90a745b8a51bb9ceffa41152e1238bd9d0a
PDF
Publication pagefcdf953511f51fec8616dc038767174dccf6b1900528dfad3146d8f88af25a5e
Manifest565f6775b173fa755752daa8fc67faae0396090cb0151e9c95bf723917cdeb60

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
SignaturebxRpeE+oaqbY9AMM5TaEQKjaxAenEvRUhyMGStRjEcWpm6XAVnehaXDn+Pg1ZJeT+ebQ3Scvzzip72KRAfx/BA==
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

2026-09-17T12:01:59.383110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017974
observed fcdf953511f51fec8616dc038767174d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:59.364370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017974/manifest.json
observed 565f6775b173fa755752daa8fc67faae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:59.347056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017974/publication.md
observed 9830d77e23aeb0d55a615664b3e3b90a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:59.327464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017974/publication.txt
observed 928fa3d1350108ed685e18c0a064f159...
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.